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131301101301031 = 4125429912593309
BaseRepresentation
bin11101110110101011101011…
…100000000110110100100111
3122012220021002111122122000001
4131312223223200012310213
5114202214123413113111
61143130520534202131
736441122456245264
oct3566535340066447
9565807074578001
10131301101301031
1138922536743162
12128870491b3347
13583584389752c
14245d015b0426b
15102a69a0101c1
hex776aeb806d27

131301101301031 has 8 divisors (see below), whose sum is σ = 134504106786000. Its totient is φ = 128098121511360.

The previous prime is 131301101300923. The next prime is 131301101301053. The reversal of 131301101301031 is 130103101103131.

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

It is a cyclic number.

It is not a de Polignac number, because 131301101301031 - 219 = 131301100776743 is a prime.

It is a super-2 number, since 2×1313011013010312 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131301101301061) 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, 4129605 + ... + 16722913.

It is an arithmetic number, because the mean of its divisors is an integer number (16813013348250).

Almost surely, 2131301101301031 is an apocalyptic number.

131301101301031 is a deficient number, since it is larger than the sum of its proper divisors (3203005484969).

131301101301031 is a wasteful number, since it uses less digits than its factorization.

131301101301031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12847649.

The product of its (nonzero) digits is 81, while the sum is 19.

Adding to 131301101301031 its reverse (130103101103131), we get a palindrome (261404202404162).

The spelling of 131301101301031 in words is "one hundred thirty-one trillion, three hundred one billion, one hundred one million, three hundred one thousand, thirty-one".

Divisors: 1 41 254299 10426259 12593309 516325669 3202465885391 131301101301031