8415

Properties by base:

More about this number at Positiv Integers and Number Empire.

The number is not a prime.

Its 5 (4 unique) factors are:
3² = 9
5
11
17

Its 24 divisors are:
1
3
5
9
11
15
17
33
45
51
55
85
99
153
165
187
255
495
561
765
935
1683
2805
8415
Its aliquote sum is:
8433
makeing it a abundant number.

As Unicode codepoint (since version 1.1) this number represents this character:⃟ COMBINING ENCLOSING DIAMOND in Diacriticals_For_Symbols (Source: https://ucdapi.org/unicode/latest/codepoint/dec/8415); HTML: ⃟

The number appears at position 24303 of the decimal digits of π surrounded by
81900024130835088465841521489912761065137415 Source: The Pi-Search Page

Computations done with Math::BigInt 1.999811 and Math::Pari 2.030523 based on PARI/GP 2.11.3 (elapsed: 753.602ms; cpu: 66.0030000000003ms)