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72316007496 = 2334111598777
BaseRepresentation
bin100001101011001011…
…1101011010001001000
320220122211022210220000
41003112113223101020
52141100344214441
653115503003000
75140025631045
oct1032627532110
9226584283800
1072316007496
112873a556857
1212022599460
136a862058a5
1437004501cc
151d33ae52b6
hex10d65eb448

72316007496 has 40 divisors (see below), whose sum is σ = 202551782070. Its totient is φ = 24105335616.

The previous prime is 72316007473. The next prime is 72316007513. The reversal of 72316007496 is 69470061327.

72316007496 is a `hidden beast` number, since 7 + 2 + 31 + 600 + 7 + 4 + 9 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 71112888900 + 1203118596 = 266670^2 + 34686^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 55798741 + ... + 55800036.

Almost surely, 272316007496 is an apocalyptic number.

It is an amenable number.

72316007496 is an abundant number, since it is smaller than the sum of its proper divisors (130235774574).

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

72316007496 is a wasteful number, since it uses less digits than its factorization.

72316007496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111598795 (or 111598782 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 45.

The spelling of 72316007496 in words is "seventy-two billion, three hundred sixteen million, seven thousand, four hundred ninety-six".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 81 108 162 216 324 648 111598777 223197554 334796331 446395108 669592662 892790216 1004388993 1339185324 2008777986 2678370648 3013166979 4017555972 6026333958 8035111944 9039500937 12052667916 18079001874 24105335832 36158003748 72316007496