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1230573355 = 51143836269
BaseRepresentation
bin100100101011001…
…0000111100101011
310011202112121021221
41021112100330223
510010011321410
6322035242511
742331462264
oct11126207453
93152477257
101230573355
11581698a80
122a4149437
13167c3a41b
14b960b96b
15730794da
hex49590f2b

1230573355 has 32 divisors (see below), whose sum is σ = 1668522240. Its totient is φ = 863479680.

The previous prime is 1230573353. The next prime is 1230573397. The reversal of 1230573355 is 5533750321.

It is not a de Polignac number, because 1230573355 - 21 = 1230573353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1230573355.

It is not an unprimeable number, because it can be changed into a prime (1230573353) 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, 193161 + ... + 199429.

It is an arithmetic number, because the mean of its divisors is an integer number (52141320).

Almost surely, 21230573355 is an apocalyptic number.

1230573355 is a deficient number, since it is larger than the sum of its proper divisors (437948885).

1230573355 is a wasteful number, since it uses less digits than its factorization.

1230573355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6411.

The product of its (nonzero) digits is 47250, while the sum is 34.

The square root of 1230573355 is about 35079.5290019692. The cubic root of 1230573355 is about 1071.6077251870.

The spelling of 1230573355 in words is "one billion, two hundred thirty million, five hundred seventy-three thousand, three hundred fifty-five".

Divisors: 1 5 11 43 55 83 215 415 473 913 2365 3569 4565 6269 17845 31345 39259 68959 196295 269567 344795 520327 1347835 2601635 2965237 5723597 14826185 22374061 28617985 111870305 246114671 1230573355