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315143311314 = 2313171931231423
BaseRepresentation
bin1001001011000000000…
…00010100111111010010
31010010102212201221121010
410211200000110333102
520130403141430224
6400435210511350
731524354643116
oct4454000247722
91103385657533
10315143311314
11111719202217
12510b0a35556
1323944274250
14113783cd746
1582e6d80e29
hex4960014fd2

315143311314 has 64 divisors (see below), whose sum is σ = 722422278144. Its totient is φ = 90790281216.

The previous prime is 315143311303. The next prime is 315143311319. The reversal of 315143311314 is 413113341513.

It is not an unprimeable number, because it can be changed into a prime (315143311319) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 359794 + ... + 871629.

It is an arithmetic number, because the mean of its divisors is an integer number (11287848096).

Almost surely, 2315143311314 is an apocalyptic number.

315143311314 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

315143311314 is an abundant number, since it is smaller than the sum of its proper divisors (407278966830).

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

315143311314 is a wasteful number, since it uses less digits than its factorization.

315143311314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1231651.

The product of its digits is 6480, while the sum is 30.

Adding to 315143311314 its reverse (413113341513), we get a palindrome (728256652827).

The spelling of 315143311314 in words is "three hundred fifteen billion, one hundred forty-three million, three hundred eleven thousand, three hundred fourteen".

Divisors: 1 2 3 6 13 17 26 34 39 51 78 102 193 221 386 442 579 663 1158 1326 2509 3281 5018 6562 7527 9843 15054 19686 42653 85306 127959 255918 1231423 2462846 3694269 7388538 16008499 20934191 32016998 41868382 48025497 62802573 96050994 125605146 237664639 272144483 475329278 544288966 712993917 816433449 1425987834 1632866898 3089640307 4040298863 6179280614 8080597726 9268920921 12120896589 18537841842 24241793178 52523885219 105047770438 157571655657 315143311314