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131410042 = 21916572087
BaseRepresentation
bin1111101010100…
…10100001111010
3100011021022200121
413311102201322
5232120110132
621012323454
73153652441
oct765224172
9304238617
10131410042
11681a5345
123801358a
13212c052a
1413649d58
15b80b497
hex7d5287a

131410042 has 16 divisors (see below), whose sum is σ = 207714240. Its totient is φ = 62179488.

The previous prime is 131410039. The next prime is 131410067. The reversal of 131410042 is 240014131.

131410042 is an esthetic number in base 6, because in such base its adjacent digits differ by 1.

It is a junction number, because it is equal to n+sod(n) for n = 131409998 and 131410025.

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, 61923 + ... + 64009.

It is an arithmetic number, because the mean of its divisors is an integer number (12982140).

Almost surely, 2131410042 is an apocalyptic number.

131410042 is a deficient number, since it is larger than the sum of its proper divisors (76304198).

131410042 is a wasteful number, since it uses less digits than its factorization.

131410042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3765.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 131410042 is about 11463.4219149432. The cubic root of 131410042 is about 508.4046546409.

Adding to 131410042 its reverse (240014131), we get a palindrome (371424173).

The spelling of 131410042 in words is "one hundred thirty-one million, four hundred ten thousand, forty-two".

Divisors: 1 2 19 38 1657 2087 3314 4174 31483 39653 62966 79306 3458159 6916318 65705021 131410042