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317140376532 = 223727113931663
BaseRepresentation
bin1001001110101110000…
…10100001101111010100
31010022121001120101001120
410213113002201233110
520144000414022112
6401405310523540
731625014502520
oct4472702415724
91108531511046
10317140376532
11112553524941
12515698065b0
1323ba1c31845
14114c7722d80
1583b2363e8c
hex49d70a1bd4

317140376532 has 48 divisors (see below), whose sum is σ = 848828424192. Its totient is φ = 90277169760.

The previous prime is 317140376431. The next prime is 317140376549. The reversal of 317140376532 is 235673041713.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6943068 + ... + 6988595.

It is an arithmetic number, because the mean of its divisors is an integer number (17683925504).

Almost surely, 2317140376532 is an apocalyptic number.

It is an amenable number.

317140376532 is an abundant number, since it is smaller than the sum of its proper divisors (531688047660).

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

317140376532 is a wasteful number, since it uses less digits than its factorization.

317140376532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13931948 (or 13931946 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 42.

The spelling of 317140376532 in words is "three hundred seventeen billion, one hundred forty million, three hundred seventy-six thousand, five hundred thirty-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 271 542 813 1084 1626 1897 3252 3794 5691 7588 11382 22764 13931663 27863326 41794989 55726652 83589978 97521641 167179956 195043282 292564923 390086564 585129846 1170259692 3775480673 7550961346 11326442019 15101922692 22652884038 26428364711 45305768076 52856729422 79285094133 105713458844 158570188266 317140376532