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131120312510141 = 8315506910187483
BaseRepresentation
bin11101110100000011010011…
…101001100110011010111101
3122012020222110000122111001222
4131310003103221212122331
5114141233400000311031
61142511501235043125
736422062402005263
oct3564032351463275
9565228400574058
10131120312510141
11388628a3126789
1212857bb34404a5
1358217916c6116
14245438525a433
151025b18445e7b
hex7740d3a666bd

131120312510141 has 8 divisors (see below), whose sum is σ = 132700944085920. Its totient is φ = 129539701619632.

The previous prime is 131120312510107. The next prime is 131120312510189. The reversal of 131120312510141 is 141015213021131.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-131120312510141 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 131120312510141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131120312510641) 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, 7776986 + ... + 17964468.

It is an arithmetic number, because the mean of its divisors is an integer number (16587618010740).

Almost surely, 2131120312510141 is an apocalyptic number.

It is an amenable number.

131120312510141 is a deficient number, since it is larger than the sum of its proper divisors (1580631575779).

131120312510141 is a wasteful number, since it uses less digits than its factorization.

131120312510141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10342635.

The product of its (nonzero) digits is 720, while the sum is 26.

Adding to 131120312510141 its reverse (141015213021131), we get a palindrome (272135525531272).

The spelling of 131120312510141 in words is "one hundred thirty-one trillion, one hundred twenty billion, three hundred twelve million, five hundred ten thousand, one hundred forty-one".

Divisors: 1 83 155069 10187483 12870727 845561089 1579762801327 131120312510141