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1230550404 = 223677151471
BaseRepresentation
bin100100101011000…
…1011010110000100
310011202111102210220
41021112023112010
510010010103104
6322034544340
742331335336
oct11126132604
93152442726
101230550404
11581682806
122a41380b0
13167c2cb45
14b9603456
15730727d9
hex4958b584

1230550404 has 24 divisors (see below), whose sum is σ = 2875544448. Its totient is φ = 409574880.

The previous prime is 1230550361. The next prime is 1230550411. The reversal of 1230550404 is 4040550321.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67612 + ... + 83859.

It is an arithmetic number, because the mean of its divisors is an integer number (119814352).

Almost surely, 21230550404 is an apocalyptic number.

It is an amenable number.

1230550404 is an abundant number, since it is smaller than the sum of its proper divisors (1644994044).

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

1230550404 is a wasteful number, since it uses less digits than its factorization.

1230550404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152155 (or 152153 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 1230550404 is about 35079.2018723346. The cubic root of 1230550404 is about 1071.6010630833.

The spelling of 1230550404 in words is "one billion, two hundred thirty million, five hundred fifty thousand, four hundred four".

Divisors: 1 2 3 4 6 12 677 1354 2031 2708 4062 8124 151471 302942 454413 605884 908826 1817652 102545867 205091734 307637601 410183468 615275202 1230550404