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131480116 = 22286111489
BaseRepresentation
bin1111101011000…
…11101000110100
3100011101212210221
413311203220310
5232124330431
621014024124
73154363645
oct765435064
9304355727
10131480116
1168242a59
1238048044
13213163b1
14136676cc
15b822111
hex7d63a34

131480116 has 12 divisors (see below), whose sum is σ = 230190660. Its totient is φ = 65711360.

The previous prime is 131480101. The next prime is 131480117. The reversal of 131480116 is 611084131.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 50552100 + 80928016 = 7110^2 + 8996^2 .

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131480117) 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, 5700 + ... + 17188.

It is an arithmetic number, because the mean of its divisors is an integer number (19182555).

Almost surely, 2131480116 is an apocalyptic number.

It is an amenable number.

131480116 is a deficient number, since it is larger than the sum of its proper divisors (98710544).

131480116 is a wasteful number, since it uses less digits than its factorization.

131480116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14354 (or 14352 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 131480116 is about 11466.4779248032. The cubic root of 131480116 is about 508.4950069880.

The spelling of 131480116 in words is "one hundred thirty-one million, four hundred eighty thousand, one hundred sixteen".

Divisors: 1 2 4 2861 5722 11444 11489 22978 45956 32870029 65740058 131480116