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230551470 = 23252561683
BaseRepresentation
bin11011011110111…
…10111110101110
3121001211020011100
431233132332232
5433010121340
634513303530
75466440502
oct1557367656
9531736140
10230551470
1110915a806
1265264ba6
13389c32b6
1422896302
1515391830
hexdbdefae

230551470 has 24 divisors (see below), whose sum is σ = 599434056. Its totient is φ = 61480368.

The previous prime is 230551457. The next prime is 230551499. The reversal of 230551470 is 74155032.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1280752 + ... + 1280931.

It is an arithmetic number, because the mean of its divisors is an integer number (24976419).

Almost surely, 2230551470 is an apocalyptic number.

230551470 is an abundant number, since it is smaller than the sum of its proper divisors (368882586).

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

230551470 is a wasteful number, since it uses less digits than its factorization.

230551470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2561696 (or 2561693 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 230551470 is about 15183.9214302498. The cubic root of 230551470 is about 613.1818601078.

The spelling of 230551470 in words is "two hundred thirty million, five hundred fifty-one thousand, four hundred seventy".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 2561683 5123366 7685049 12808415 15370098 23055147 25616830 38425245 46110294 76850490 115275735 230551470