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71225130096 = 2432494618959
BaseRepresentation
bin100001001010101011…
…0010011110001110000
320210211210122111102100
41002111112103301300
52131332113130341
652415333420400
75101011421341
oct1022526236160
9223753574370
1071225130096
112822a80248a
121197919a700
1369411ca2c3
1436396080c8
151cbce623b6
hex1095593c70

71225130096 has 30 divisors (see below), whose sum is σ = 199331440880. Its totient is φ = 23741709984.

The previous prime is 71225130089. The next prime is 71225130103. The reversal of 71225130096 is 69003152217.

71225130096 is a `hidden beast` number, since 7 + 12 + 251 + 300 + 96 = 666.

It is an interprime number because it is at equal distance from previous prime (71225130089) and next prime (71225130103).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 71225130096.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 247309336 + ... + 247309623.

Almost surely, 271225130096 is an apocalyptic number.

It is an amenable number.

71225130096 is an abundant number, since it is smaller than the sum of its proper divisors (128106310784).

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

71225130096 is a wasteful number, since it uses less digits than its factorization.

71225130096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494618973 (or 494618964 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The spelling of 71225130096 in words is "seventy-one billion, two hundred twenty-five million, one hundred thirty thousand, ninety-six".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 494618959 989237918 1483856877 1978475836 2967713754 3956951672 4451570631 5935427508 7913903344 8903141262 11870855016 17806282524 23741710032 35612565048 71225130096