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131070325332 = 22320341536971
BaseRepresentation
bin111101000010001100…
…1100111001001010100
3110112022111221101221210
41322010121213021110
54121413000402312
6140113551541420
712320021245242
oct1720431471124
9415274841853
10131070325332
115064a866421
122149b22a870
13c48a86562b
1464b56c1792
153621cd6e3c
hex1e84667254

131070325332 has 24 divisors (see below), whose sum is σ = 305846363872. Its totient is φ = 43687879200.

The previous prime is 131070325307. The next prime is 131070325333. The reversal of 131070325332 is 233523070131.

It is a self number, because there is not a number n which added to its sum of digits gives 131070325332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131070325333) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 24394 + ... + 512577.

Almost surely, 2131070325332 is an apocalyptic number.

131070325332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

131070325332 is an abundant number, since it is smaller than the sum of its proper divisors (174776038540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131070325332 is a wasteful number, since it uses less digits than its factorization.

131070325332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557319 (or 557317 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 30.

Adding to 131070325332 its reverse (233523070131), we get a palindrome (364593395463).

The spelling of 131070325332 in words is "one hundred thirty-one billion, seventy million, three hundred twenty-five thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 12 20341 40682 61023 81364 122046 244092 536971 1073942 1610913 2147884 3221826 6443652 10922527111 21845054222 32767581333 43690108444 65535162666 131070325332