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131964962 = 2391116871
BaseRepresentation
bin1111101110110…
…10000000100010
3100012022111220012
413313122000202
5232240334322
621032244522
73161453333
oct767320042
9305274805
10131964962
1168544258
1238240742
1321455c9c
141375228a
15b8baae2
hex7dda022

131964962 has 8 divisors (see below), whose sum is σ = 198009792. Its totient is φ = 65961700.

The previous prime is 131964949. The next prime is 131964967. The reversal of 131964962 is 269469131.

131964962 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1319649622 = 34829502391322888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (131964967) 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 3 ways as a sum of consecutive naturals, for example, 614 + ... + 16257.

It is an arithmetic number, because the mean of its divisors is an integer number (24751224).

Almost surely, 2131964962 is an apocalyptic number.

131964962 is a deficient number, since it is larger than the sum of its proper divisors (66044830).

131964962 is a wasteful number, since it uses less digits than its factorization.

131964962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20784.

The product of its digits is 69984, while the sum is 41.

The square root of 131964962 is about 11487.6003586476. The cubic root of 131964962 is about 509.1192822216.

The spelling of 131964962 in words is "one hundred thirty-one million, nine hundred sixty-four thousand, nine hundred sixty-two".

Divisors: 1 2 3911 7822 16871 33742 65982481 131964962