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230551612 = 2257637903
BaseRepresentation
bin11011011110111…
…11000000111100
3121001211020100121
431233133000330
5433010122422
634513304324
75466441064
oct1557370074
9531736317
10230551612
1110915a925
12652650a4
13389c3395
14228963a4
15153918c7
hexdbdf03c

230551612 has 6 divisors (see below), whose sum is σ = 403465328. Its totient is φ = 115275804.

The previous prime is 230551597. The next prime is 230551631. The reversal of 230551612 is 216155032.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28818948 + ... + 28818955.

Almost surely, 2230551612 is an apocalyptic number.

It is an amenable number.

230551612 is a deficient number, since it is larger than the sum of its proper divisors (172913716).

230551612 is a wasteful number, since it uses less digits than its factorization.

230551612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57637907 (or 57637905 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 230551612 is about 15183.9261062480. The cubic root of 230551612 is about 613.1819859970.

The spelling of 230551612 in words is "two hundred thirty million, five hundred fifty-one thousand, six hundred twelve".

Divisors: 1 2 4 57637903 115275806 230551612