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71313196252 = 2289200317967
BaseRepresentation
bin100001001101010011…
…0010000010011011100
320211001221100201110211
41002122212100103130
52132022134240002
652432201142204
75103131111104
oct1023246202334
9224057321424
1071313196252
1128275492931
12119a278a964
136956522c5c
1436471b0204
151cc5a5add7
hex109a9904dc

71313196252 has 12 divisors (see below), whose sum is σ = 126200319840. Its totient is φ = 35255962016.

The previous prime is 71313196231. The next prime is 71313196259. The reversal of 71313196252 is 25269131317.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71313196259) 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, 100158628 + ... + 100159339.

It is an arithmetic number, because the mean of its divisors is an integer number (10516693320).

Almost surely, 271313196252 is an apocalyptic number.

It is an amenable number.

71313196252 is a deficient number, since it is larger than the sum of its proper divisors (54887123588).

71313196252 is a wasteful number, since it uses less digits than its factorization.

71313196252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200318060 (or 200318058 counting only the distinct ones).

The product of its digits is 68040, while the sum is 40.

The spelling of 71313196252 in words is "seventy-one billion, three hundred thirteen million, one hundred ninety-six thousand, two hundred fifty-two".

Divisors: 1 2 4 89 178 356 200317967 400635934 801271868 17828299063 35656598126 71313196252