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131130100311 = 3714234388117
BaseRepresentation
bin111101000011111110…
…1101000101001010111
3110112110200102021210220
41322013331220221113
54122023301202221
6140123525045423
712321345314310
oct1720775505127
9415420367726
10131130100311
1150680583231
12214b7256873
13c49a064042
1464bd601607
1536271930c6
hex1e87f68a57

131130100311 has 16 divisors (see below), whose sum is σ = 199957761024. Its totient is φ = 74878811424.

The previous prime is 131130100279. The next prime is 131130100349. The reversal of 131130100311 is 113001031131.

It is not a de Polignac number, because 131130100311 - 25 = 131130100279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131130100391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2164176 + ... + 2223941.

It is an arithmetic number, because the mean of its divisors is an integer number (12497360064).

Almost surely, 2131130100311 is an apocalyptic number.

131130100311 is a deficient number, since it is larger than the sum of its proper divisors (68827660713).

131130100311 is a wasteful number, since it uses less digits than its factorization.

131130100311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4389550.

The product of its (nonzero) digits is 27, while the sum is 15.

Adding to 131130100311 its reverse (113001031131), we get a palindrome (244131131442).

The spelling of 131130100311 in words is "one hundred thirty-one billion, one hundred thirty million, one hundred thousand, three hundred eleven".

Divisors: 1 3 7 21 1423 4269 9961 29883 4388117 13164351 30716819 92150457 6244290491 18732871473 43710033437 131130100311