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230012203260 = 22357748973127
BaseRepresentation
bin1101011000110111001…
…0111011000011111100
3210222200221112120121010
43112031302323003330
512232031111001020
6253355515435220
722421626316610
oct3261562730374
9728627476533
10230012203260
118960298a774
12386b2755b10
13188c8097928
14b1bddc5340
155eb31adde0
hex358dcbb0fc

230012203260 has 96 divisors (see below), whose sum is σ = 736147399680. Its totient is φ = 52566478848.

The previous prime is 230012203259. The next prime is 230012203313. The reversal of 230012203260 is 62302210032.

It is a super-2 number, since 2×2300122032602 (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

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, 3108817 + ... + 3181943.

It is an arithmetic number, because the mean of its divisors is an integer number (7668202080).

Almost surely, 2230012203260 is an apocalyptic number.

230012203260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230012203260 is an abundant number, since it is smaller than the sum of its proper divisors (506135196420).

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

230012203260 is a wasteful number, since it uses less digits than its factorization.

230012203260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80635 (or 80633 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 230012203260 its reverse (62302210032), we get a palindrome (292314413292).

The spelling of 230012203260 in words is "two hundred thirty billion, twelve million, two hundred three thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 7489 14978 22467 29956 37445 44934 52423 73127 74890 89868 104846 112335 146254 149780 157269 209692 219381 224670 262115 292508 314538 365635 438762 449340 511889 524230 629076 731270 786345 877524 1023778 1048460 1096905 1462540 1535667 1572690 2047556 2193810 2559445 3071334 3145380 4387620 5118890 6142668 7678335 10237780 15356670 30713340 547648103 1095296206 1642944309 2190592412 2738240515 3285888618 3833536721 5476481030 6571777236 7667073442 8214721545 10952962060 11500610163 15334146884 16429443090 19167683605 23001220326 32858886180 38335367210 46002440652 57503050815 76670734420 115006101630 230012203260