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132910815937 = 1013131205149
BaseRepresentation
bin111101111001000011…
…0100001101011000001
3110201001210011000102111
41323302012201223001
54134200132102222
6141020340015321
712413440203124
oct1736206415301
9421053130374
10132910815937
1151404766239
1221913691541
13c6c1c61623
14660bcd83bb
1536cd68c777
hex1ef21a1ac1

132910815937 has 4 divisors (see below), whose sum is σ = 133042022100. Its totient is φ = 132779609776.

The previous prime is 132910815893. The next prime is 132910815941. The reversal of 132910815937 is 739518019231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 739518019231 = 953775989527.

It can be written as a sum of positive squares in 2 ways, for example, as 5978227761 + 126932588176 = 77319^2 + 356276^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-132910815937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132910815337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65601562 + ... + 65603587.

It is an arithmetic number, because the mean of its divisors is an integer number (33260505525).

Almost surely, 2132910815937 is an apocalyptic number.

It is an amenable number.

132910815937 is a deficient number, since it is larger than the sum of its proper divisors (131206163).

132910815937 is a wasteful number, since it uses less digits than its factorization.

132910815937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131206162.

The product of its (nonzero) digits is 408240, while the sum is 49.

The spelling of 132910815937 in words is "one hundred thirty-two billion, nine hundred ten million, eight hundred fifteen thousand, nine hundred thirty-seven".

Divisors: 1 1013 131205149 132910815937