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230618676 = 223137151929
BaseRepresentation
bin11011011111011…
…11011000110100
3121001221122100110
431233233120310
5433014244201
634514543020
75500140441
oct1557573064
9531848313
10230618676
111091a6252
1265297a70
1338a17a72
14228b29c8
15153a66d6
hexdbef634

230618676 has 48 divisors (see below), whose sum is σ = 546215040. Its totient is φ = 75724800.

The previous prime is 230618671. The next prime is 230618747. The reversal of 230618676 is 676816032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230618671) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 247780 + ... + 248708.

It is an arithmetic number, because the mean of its divisors is an integer number (11379480).

Almost surely, 2230618676 is an apocalyptic number.

It is an amenable number.

230618676 is an abundant number, since it is smaller than the sum of its proper divisors (315596364).

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

230618676 is a wasteful number, since it uses less digits than its factorization.

230618676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1224 (or 1222 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 230618676 is about 15186.1343336611. The cubic root of 230618676 is about 613.2414353754.

The spelling of 230618676 in words is "two hundred thirty million, six hundred eighteen thousand, six hundred seventy-six".

Divisors: 1 2 3 4 6 12 137 151 274 302 411 453 548 604 822 906 929 1644 1812 1858 2787 3716 5574 11148 20687 41374 62061 82748 124122 127273 140279 248244 254546 280558 381819 420837 509092 561116 763638 841674 1527276 1683348 19218223 38436446 57654669 76872892 115309338 230618676