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317140376620 = 225137191605993
BaseRepresentation
bin1001001110101110000…
…10100001110000101100
31010022121001120101011211
410213113002201300230
520144000414022440
6401405310524204
731625014503004
oct4472702416054
91108531511154
10317140376620
11112553524a11
1251569806664
1323ba1c318b2
14114c7723004
1583b2363eea
hex49d70a1c2c

317140376620 has 48 divisors (see below), whose sum is σ = 674369515008. Its totient is φ = 125270666240.

The previous prime is 317140376591. The next prime is 317140376659. The reversal of 317140376620 is 26673041713.

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 15 ways as a sum of consecutive naturals, for example, 220344 + ... + 826336.

It is an arithmetic number, because the mean of its divisors is an integer number (14049364896).

Almost surely, 2317140376620 is an apocalyptic number.

It is an amenable number.

317140376620 is an abundant number, since it is smaller than the sum of its proper divisors (357229138388).

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

317140376620 is a wasteful number, since it uses less digits than its factorization.

317140376620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606330 (or 606328 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 40.

The spelling of 317140376620 in words is "three hundred seventeen billion, one hundred forty million, three hundred seventy-six thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 137 191 274 382 548 685 764 955 1370 1910 2740 3820 26167 52334 104668 130835 261670 523340 605993 1211986 2423972 3029965 6059930 12119860 83021041 115744663 166042082 231489326 332084164 415105205 462978652 578723315 830210410 1157446630 1660420820 2314893260 15857018831 31714037662 63428075324 79285094155 158570188310 317140376620