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12929883 = 331413391
BaseRepresentation
bin110001010100…
…101101011011
3220022220110120
4301110231123
511302224013
61141044323
7214621311
oct61245533
926286416
1012929883
11733145a
1243b66a3
1328a9325
141a080b1
151206123
hexc54b5b

12929883 has 16 divisors (see below), whose sum is σ = 18235392. Its totient is φ = 8136000.

The previous prime is 12929879. The next prime is 12929897. The reversal of 12929883 is 38892921.

It is not a de Polignac number, because 12929883 - 22 = 12929879 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12929803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2118 + ... + 5508.

It is an arithmetic number, because the mean of its divisors is an integer number (1139712).

Almost surely, 212929883 is an apocalyptic number.

12929883 is a deficient number, since it is larger than the sum of its proper divisors (5305509).

12929883 is a wasteful number, since it uses less digits than its factorization.

12929883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3466.

The product of its digits is 62208, while the sum is 42.

The square root of 12929883 is about 3595.8146503957. The cubic root of 12929883 is about 234.7099666229.

It can be divided in two parts, 1292 and 9883, that added together give a triangular number (11175 = T149).

The spelling of 12929883 in words is "twelve million, nine hundred twenty-nine thousand, eight hundred eighty-three".

Divisors: 1 3 31 41 93 123 1271 3391 3813 10173 105121 139031 315363 417093 4309961 12929883