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230055556 = 22251229139
BaseRepresentation
bin11011011011001…
…01111010000100
3121000220000220011
431231211322010
5432343234211
634454520004
75462303623
oct1555457204
9530800804
10230055556
11108951165
1265066004
133887b663
14227a76ba
15152e4921
hexdb65e84

230055556 has 12 divisors (see below), whose sum is σ = 404202960. Its totient is φ = 114569000.

The previous prime is 230055533. The next prime is 230055571. The reversal of 230055556 is 655550032.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113566 + ... + 115573.

It is an arithmetic number, because the mean of its divisors is an integer number (33683580).

Almost surely, 2230055556 is an apocalyptic number.

It is an amenable number.

230055556 is a deficient number, since it is larger than the sum of its proper divisors (174147404).

230055556 is a wasteful number, since it uses less digits than its factorization.

230055556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229394 (or 229392 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 31.

The square root of 230055556 is about 15167.5824045891. The cubic root of 230055556 is about 612.7418950706.

It can be divided in two parts, 23005 and 5556, that added together give a 4-th power (28561 = 134).

The spelling of 230055556 in words is "two hundred thirty million, fifty-five thousand, five hundred fifty-six".

Divisors: 1 2 4 251 502 1004 229139 458278 916556 57513889 115027778 230055556