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131916058 = 21813071187
BaseRepresentation
bin1111101110011…
…10000100011010
3100012020000210221
413313032010122
5232232303213
621031230254
73161160631
oct767160432
9305200727
10131916058
116851053a
123821838a
1321439951
141373c518
15b8ab38d
hex7dce11a

131916058 has 16 divisors (see below), whose sum is σ = 199783584. Its totient is φ = 65324880.

The previous prime is 131916053. The next prime is 131916077. The reversal of 131916058 is 850619131.

It is not an unprimeable number, because it can be changed into a prime (131916053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110541 + ... + 111727.

It is an arithmetic number, because the mean of its divisors is an integer number (12486474).

Almost surely, 2131916058 is an apocalyptic number.

131916058 is a deficient number, since it is larger than the sum of its proper divisors (67867526).

131916058 is a wasteful number, since it uses less digits than its factorization.

131916058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1677.

The product of its (nonzero) digits is 6480, while the sum is 34.

The square root of 131916058 is about 11485.4716054675. The cubic root of 131916058 is about 509.0563840977.

The spelling of 131916058 in words is "one hundred thirty-one million, nine hundred sixteen thousand, fifty-eight".

Divisors: 1 2 181 307 362 614 1187 2374 55567 111134 214847 364409 429694 728818 65958029 131916058