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16880232 = 2332812503
BaseRepresentation
bin100000001100…
…1001001101000
31011202121022210
41000121021220
513310131412
61401445120
7263323335
oct100311150
934677283
1016880232
11958a406
1257a07a0
133660405
14235598c
15173683c
hex1019268

16880232 has 32 divisors (see below), whose sum is σ = 42367680. Its totient is φ = 5604480.

The previous prime is 16880221. The next prime is 16880243. The reversal of 16880232 is 23208861.

It is an interprime number because it is at equal distance from previous prime (16880221) and next prime (16880243).

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 16880232.

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, 5493 + ... + 7995.

It is an arithmetic number, because the mean of its divisors is an integer number (1323990).

Almost surely, 216880232 is an apocalyptic number.

16880232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16880232 is an abundant number, since it is smaller than the sum of its proper divisors (25487448).

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

16880232 is a wasteful number, since it uses less digits than its factorization.

16880232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2793 (or 2789 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 16880232 is about 4108.5559506961. Note that the first 3 decimals coincide. The cubic root of 16880232 is about 256.5228976895.

The spelling of 16880232 in words is "sixteen million, eight hundred eighty thousand, two hundred thirty-two".

Divisors: 1 2 3 4 6 8 12 24 281 562 843 1124 1686 2248 2503 3372 5006 6744 7509 10012 15018 20024 30036 60072 703343 1406686 2110029 2813372 4220058 5626744 8440116 16880232