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12380488 = 231791033
BaseRepresentation
bin101111001110…
…100101001000
3212021222211121
4233032211020
511132133423
61121205024
7210142501
oct57164510
925258747
1012380488
116a9670a
124190774
132746243
141903ba8
15114845d
hexbce948

12380488 has 16 divisors (see below), whose sum is σ = 24579180. Its totient is φ = 5826048.

The previous prime is 12380453. The next prime is 12380491. The reversal of 12380488 is 88408321.

12380488 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11303044 + 1077444 = 3362^2 + 1038^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45381 + ... + 45652.

Almost surely, 212380488 is an apocalyptic number.

It is an amenable number.

12380488 is a deficient number, since it is larger than the sum of its proper divisors (12198692).

12380488 is a wasteful number, since it uses less digits than its factorization.

12380488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91056 (or 91052 counting only the distinct ones).

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

The square root of 12380488 is about 3518.5917637600. The cubic root of 12380488 is about 231.3374377894.

The spelling of 12380488 in words is "twelve million, three hundred eighty thousand, four hundred eighty-eight".

Divisors: 1 2 4 8 17 34 68 136 91033 182066 364132 728264 1547561 3095122 6190244 12380488