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230711088 = 243139151229
BaseRepresentation
bin11011100000001…
…01111100110000
3121002010100010010
431300011330300
5433030223323
634520534520
75501004036
oct1560057460
9532110103
10230711088
11109259723
1265321440
1338a4ab4a
14228d8556
15153c3c93
hexdc05f30

230711088 has 80 divisors (see below), whose sum is σ = 606905600. Its totient is φ = 75513600.

The previous prime is 230711087. The next prime is 230711093. The reversal of 230711088 is 880117032.

It is a happy number.

It is a super-2 number, since 2×2307110882 = 106455212252287488, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (230711081) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1007358 + ... + 1007586.

It is an arithmetic number, because the mean of its divisors is an integer number (7586320).

Almost surely, 2230711088 is an apocalyptic number.

It is an amenable number.

230711088 is an abundant number, since it is smaller than the sum of its proper divisors (376194512).

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

230711088 is a wasteful number, since it uses less digits than its factorization.

230711088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530 (or 524 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 30.

The square root of 230711088 is about 15189.1766728813. The cubic root of 230711088 is about 613.3233357959.

The spelling of 230711088 in words is "two hundred thirty million, seven hundred eleven thousand, eighty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 48 139 151 229 278 302 417 453 458 556 604 687 834 906 916 1112 1208 1374 1668 1812 1832 2224 2416 2748 3336 3624 3664 5496 6672 7248 10992 20989 31831 34579 41978 62967 63662 69158 83956 95493 103737 125934 127324 138316 167912 190986 207474 251868 254648 276632 335824 381972 414948 503736 509296 553264 763944 829896 1007472 1527888 1659792 4806481 9612962 14419443 19225924 28838886 38451848 57677772 76903696 115355544 230711088