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131360036819 = 1121085620139
BaseRepresentation
bin111101001010110101…
…0110001011111010011
3110120001201002021101212
41322111222301133103
54123011132134234
6140202421250335
712330136614164
oct1722552613723
9416051067355
10131360036819
1150789352a00
12215602639ab
13c5058a044b
146501d7776b
15363c4625ce
hex1e95ab17d3

131360036819 has 6 divisors (see below), whose sum is σ = 144387478620. Its totient is φ = 119418215180.

The previous prime is 131360036777. The next prime is 131360036851. The reversal of 131360036819 is 918630063131.

It is not a de Polignac number, because 131360036819 - 212 = 131360032723 is a prime.

It is a super-2 number, since 2×1313600368192 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (131360036719) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 542809949 + ... + 542810190.

It is an arithmetic number, because the mean of its divisors is an integer number (24064579770).

Almost surely, 2131360036819 is an apocalyptic number.

131360036819 is a deficient number, since it is larger than the sum of its proper divisors (13027441801).

131360036819 is a wasteful number, since it uses less digits than its factorization.

131360036819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1085620161 (or 1085620150 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 41.

The spelling of 131360036819 in words is "one hundred thirty-one billion, three hundred sixty million, thirty-six thousand, eight hundred nineteen".

Divisors: 1 11 121 1085620139 11941821529 131360036819