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12483880 = 235461677
BaseRepresentation
bin101111100111…
…110100101000
3212111020122221
4233213310220
511143441010
61123323424
7211053103
oct57476450
925436587
1012483880
117057362
124220574
132781316
14192d73a
151168dda
hexbe7d28

12483880 has 32 divisors (see below), whose sum is σ = 28191240. Its totient is φ = 4975360.

The previous prime is 12483857. The next prime is 12483923. The reversal of 12483880 is 8838421.

It can be written as a sum of positive squares in 4 ways, for example, as 11985444 + 498436 = 3462^2 + 706^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18102 + ... + 18778.

Almost surely, 212483880 is an apocalyptic number.

12483880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12483880 is an abundant number, since it is smaller than the sum of its proper divisors (15707360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12483880 is a wasteful number, since it uses less digits than its factorization.

12483880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1149 (or 1145 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 34.

The square root of 12483880 is about 3533.2534582167. The cubic root of 12483880 is about 231.9796355490.

The spelling of 12483880 in words is "twelve million, four hundred eighty-three thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 461 677 922 1354 1844 2305 2708 3385 3688 4610 5416 6770 9220 13540 18440 27080 312097 624194 1248388 1560485 2496776 3120970 6241940 12483880