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131070011768 = 2319862302709
BaseRepresentation
bin111101000010001100…
…0011010100101111000
3110112022111100110211022
41322010120122211320
54121412410334033
6140113541122012
712320015501123
oct1720430324570
9415274313738
10131070011768
115064a671883
122149b0b9308
13c48a7859a7
1464b563d3ba
153621c74098
hex1e8461a978

131070011768 has 16 divisors (see below), whose sum is σ = 258690813000. Its totient is φ = 62085794976.

The previous prime is 131070011731. The next prime is 131070011783. The reversal of 131070011768 is 867110070131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 431151203 + ... + 431151506.

Almost surely, 2131070011768 is an apocalyptic number.

It is an amenable number.

131070011768 is a deficient number, since it is larger than the sum of its proper divisors (127620801232).

131070011768 is a wasteful number, since it uses less digits than its factorization.

131070011768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862302734 (or 862302730 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 35.

Adding to 131070011768 its reverse (867110070131), we get a palindrome (998180081899).

The spelling of 131070011768 in words is "one hundred thirty-one billion, seventy million, eleven thousand, seven hundred sixty-eight".

Divisors: 1 2 4 8 19 38 76 152 862302709 1724605418 3449210836 6898421672 16383751471 32767502942 65535005884 131070011768