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131045251311352 = 23713916835207003
BaseRepresentation
bin11101110010111101011001…
…101001110110011011111000
3122011222210200212202111200101
4131302331121221312123320
5114134021133313430402
61142413205105045144
736413464330232110
oct3562753151663370
9564883625674611
10131045251311352
1138833a850280a4
12128455456267b4
13581768b8433b1
1424508a43b2040
151023bc3840b87
hex772f59a766f8

131045251311352 has 32 divisors (see below), whose sum is σ = 282831477667200. Its totient is φ = 55758205590624.

The previous prime is 131045251311281. The next prime is 131045251311361. The reversal of 131045251311352 is 253113152540131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8417595718 + ... + 8417611285.

It is an arithmetic number, because the mean of its divisors is an integer number (8838483677100).

Almost surely, 2131045251311352 is an apocalyptic number.

It is an amenable number.

131045251311352 is an abundant number, since it is smaller than the sum of its proper divisors (151786226355848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131045251311352 is a wasteful number, since it uses less digits than its factorization.

131045251311352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16835207155 (or 16835207151 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 37.

The spelling of 131045251311352 in words is "one hundred thirty-one trillion, forty-five billion, two hundred fifty-one million, three hundred eleven thousand, three hundred fifty-two".

Divisors: 1 2 4 7 8 14 28 56 139 278 556 973 1112 1946 3892 7784 16835207003 33670414006 67340828012 117846449021 134681656024 235692898042 471385796084 942771592168 2340093773417 4680187546834 9360375093668 16380656413919 18720750187336 32761312827838 65522625655676 131045251311352