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230089556 = 2294161129
BaseRepresentation
bin11011011011011…
…10001101010100
3121000221202112102
431231232031110
5432400331211
634455341232
75462505014
oct1555561524
9530852472
10230089556
11108974764
1265081818
1338890c88
14227b5c44
15152eea3b
hexdb6e354

230089556 has 12 divisors (see below), whose sum is σ = 403091220. Its totient is φ = 114920640.

The previous prime is 230089547. The next prime is 230089609. The reversal of 230089556 is 655980032.

It can be written as a sum of positive squares in 2 ways, for example, as 68392900 + 161696656 = 8270^2 + 12716^2 .

It is a super-3 number, since 3×2300895563 (a number of 26 digits) contains 333 as substring.

It is a congruent number.

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, 26801 + ... + 34328.

It is an arithmetic number, because the mean of its divisors is an integer number (33590935).

Almost surely, 2230089556 is an apocalyptic number.

It is an amenable number.

230089556 is a deficient number, since it is larger than the sum of its proper divisors (173001664).

230089556 is a wasteful number, since it uses less digits than its factorization.

230089556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62074 (or 62072 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 230089556 is about 15168.7031746290. The cubic root of 230089556 is about 612.7720793713.

The spelling of 230089556 in words is "two hundred thirty million, eighty-nine thousand, five hundred fifty-six".

Divisors: 1 2 4 941 1882 3764 61129 122258 244516 57522389 115044778 230089556