Search a number
-
+
231068110 = 25713318191
BaseRepresentation
bin11011100010111…
…01000111001110
3121002210110212011
431301131013032
5433123134420
634532331434
75504021650
oct1561350716
9532713764
10231068110
11109482989
1265473b7a
1338b444c0
142298c6d0
151544495a
hexdc5d1ce

231068110 has 64 divisors (see below), whose sum is σ = 528482304. Its totient is φ = 70761600.

The previous prime is 231068107. The next prime is 231068129. The reversal of 231068110 is 11860132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24115 + ... + 32305.

It is an arithmetic number, because the mean of its divisors is an integer number (8257536).

Almost surely, 2231068110 is an apocalyptic number.

231068110 is an abundant number, since it is smaller than the sum of its proper divisors (297414194).

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

231068110 is a wasteful number, since it uses less digits than its factorization.

231068110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8249.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 231068110 is about 15200.9246429288. The cubic root of 231068110 is about 613.6395423438.

The spelling of 231068110 in words is "two hundred thirty-one million, sixty-eight thousand, one hundred ten".

Divisors: 1 2 5 7 10 13 14 26 31 35 62 65 70 91 130 155 182 217 310 403 434 455 806 910 1085 2015 2170 2821 4030 5642 8191 14105 16382 28210 40955 57337 81910 106483 114674 212966 253921 286685 507842 532415 573370 745381 1064830 1269605 1490762 1777447 2539210 3300973 3554894 3726905 6601946 7453810 8887235 16504865 17774470 23106811 33009730 46213622 115534055 231068110