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230785695 = 3257732653
BaseRepresentation
bin11011100000110…
…00001010011111
3121002021010110100
431300120022133
5433040120240
634522312143
75501434410
oct1560301237
9532233410
10230785695
111092aa788
1265358653
1338a75aaa
1422917807
15153dae30
hexdc1829f

230785695 has 24 divisors (see below), whose sum is σ = 457176096. Its totient is φ = 105501888.

The previous prime is 230785661. The next prime is 230785699. The reversal of 230785695 is 596587032.

It is a happy number.

230785695 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 230785695 - 28 = 230785439 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 230785695.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230785699) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 366012 + ... + 366641.

It is an arithmetic number, because the mean of its divisors is an integer number (19049004).

Almost surely, 2230785695 is an apocalyptic number.

230785695 is a deficient number, since it is larger than the sum of its proper divisors (226390401).

230785695 is a wasteful number, since it uses less digits than its factorization.

230785695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732671 (or 732668 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The square root of 230785695 is about 15191.6324007659. The cubic root of 230785695 is about 613.3894405259.

The spelling of 230785695 in words is "two hundred thirty million, seven hundred eighty-five thousand, six hundred ninety-five".

Divisors: 1 3 5 7 9 15 21 35 45 63 105 315 732653 2197959 3663265 5128571 6593877 10989795 15385713 25642855 32969385 46157139 76928565 230785695