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12380966 = 2133115361
BaseRepresentation
bin101111001110…
…101100100110
3212022000111022
4233032230212
511132142331
61121211142
7210144053
oct57165446
925260438
1012380966
116a97004
124190ab2
132746520
14190402a
15114867b
hexbceb26

12380966 has 16 divisors (see below), whose sum is σ = 20646528. Its totient is φ = 5529600.

The previous prime is 12380957. The next prime is 12380971. The reversal of 12380966 is 66908321.

It is a congruent number.

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, 6875 + ... + 8486.

It is an arithmetic number, because the mean of its divisors is an integer number (1290408).

Almost surely, 212380966 is an apocalyptic number.

12380966 is a deficient number, since it is larger than the sum of its proper divisors (8265562).

12380966 is a wasteful number, since it uses less digits than its factorization.

12380966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15407.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 12380966 is about 3518.6596880062. The cubic root of 12380966 is about 231.3404149977.

The spelling of 12380966 in words is "twelve million, three hundred eighty thousand, nine hundred sixty-six".

Divisors: 1 2 13 26 31 62 403 806 15361 30722 199693 399386 476191 952382 6190483 12380966