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230640677622144 = 2732200208921547
BaseRepresentation
bin110100011100010000110111…
…101010010001000110000000
31010020122000220101022011212200
4310130100313222101012000
5220212304101432402034
62134310510425353200
766403144666652436
oct6434206752210600
91106560811264780
10230640677622144
1167542186800539
1221a4b860338800
139b9042691371a
1440d50d5812d56
151b9e75ee1ea99
hexd1c437a91180

230640677622144 has 48 divisors (see below), whose sum is σ = 663692574931620. Its totient is φ = 76880225873664.

The previous prime is 230640677622133. The next prime is 230640677622197. The reversal of 230640677622144 is 441226776046032.

230640677622144 is a `hidden beast` number, since 2 + 3 + 0 + 6 + 4 + 0 + 6 + 7 + 7 + 622 + 1 + 4 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

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 5 ways as a sum of consecutive naturals, for example, 100104459622 + ... + 100104461925.

Almost surely, 2230640677622144 is an apocalyptic number.

230640677622144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

230640677622144 is an abundant number, since it is smaller than the sum of its proper divisors (433051897309476).

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

230640677622144 is a wasteful number, since it uses less digits than its factorization.

230640677622144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200208921567 (or 200208921552 counting only the distinct ones).

The product of its (nonzero) digits is 16257024, while the sum is 54.

The spelling of 230640677622144 in words is "two hundred thirty trillion, six hundred forty billion, six hundred seventy-seven million, six hundred twenty-two thousand, one hundred forty-four".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 288 384 576 1152 200208921547 400417843094 600626764641 800835686188 1201253529282 1601671372376 1801880293923 2402507058564 3203342744752 3603760587846 4805014117128 6406685489504 7207521175692 9610028234256 12813370979008 14415042351384 19220056468512 25626741958016 28830084702768 38440112937024 57660169405536 76880225874048 115320338811072 230640677622144