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231513452410330 = 25234761351091813
BaseRepresentation
bin110100101000111101101101…
…000101110111010111011010
31010100201110200120001012112201
4310220331231011313113122
5220321104022304112310
62140215451202200414
766523203113155546
oct6450755505672732
91110643616035481
10231513452410330
1167849338384782
1221b70a3695310a
139c24817b4822c
14412544d0d0a26
151bb72e222be3a
hexd28f6d1775da

231513452410330 has 64 divisors (see below), whose sum is σ = 451374871016448. Its totient is φ = 85273179298560.

The previous prime is 231513452410291. The next prime is 231513452410459. The reversal of 231513452410330 is 33014254315132.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 231513452410330.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 174886497 + ... + 176205316.

It is an arithmetic number, because the mean of its divisors is an integer number (7052732359632).

Almost surely, 2231513452410330 is an apocalyptic number.

231513452410330 is a deficient number, since it is larger than the sum of its proper divisors (219861418606118).

231513452410330 is a wasteful number, since it uses less digits than its factorization.

231513452410330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351091951.

The product of its (nonzero) digits is 129600, while the sum is 37.

The spelling of 231513452410330 in words is "two hundred thirty-one trillion, five hundred thirteen billion, four hundred fifty-two million, four hundred ten thousand, three hundred thirty".

Divisors: 1 2 5 10 23 46 47 61 94 115 122 230 235 305 470 610 1081 1403 2162 2806 2867 5405 5734 7015 10810 14030 14335 28670 65941 131882 329705 659410 351091813 702183626 1755459065 3510918130 8075111699 16150223398 16501315211 21416600593 33002630422 40375558495 42833201186 80751116990 82506576055 107083002965 165013152110 214166005930 379530249853 492581813639 759060499706 985163627278 1006580227871 1897651249265 2013160455742 2462909068195 3795302498530 4925818136390 5032901139355 10065802278710 23151345241033 46302690482066 115756726205165 231513452410330