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230360655 = 35719115469
BaseRepresentation
bin11011011101100…
…00011001001111
3121001110112102010
431232300121033
5432433020110
634505232303
75465014260
oct1556603117
9531415363
10230360655
1110903a408
1265192693
13389574a5
1422846967
1515355020
hexdbb064f

230360655 has 32 divisors (see below), whose sum is σ = 443404800. Its totient is φ = 99764352.

The previous prime is 230360653. The next prime is 230360687. The reversal of 230360655 is 556063032.

It is not a de Polignac number, because 230360655 - 21 = 230360653 is a prime.

It is a super-3 number, since 3×2303606553 (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230360651) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55740 + ... + 59729.

It is an arithmetic number, because the mean of its divisors is an integer number (13856400).

Almost surely, 2230360655 is an apocalyptic number.

230360655 is a deficient number, since it is larger than the sum of its proper divisors (213044145).

230360655 is a wasteful number, since it uses less digits than its factorization.

230360655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115503.

The product of its (nonzero) digits is 16200, while the sum is 30.

The square root of 230360655 is about 15177.6366737381. The cubic root of 230360655 is about 613.0126475803.

The spelling of 230360655 in words is "two hundred thirty million, three hundred sixty thousand, six hundred fifty-five".

Divisors: 1 3 5 7 15 19 21 35 57 95 105 133 285 399 665 1995 115469 346407 577345 808283 1732035 2193911 2424849 4041415 6581733 10969555 12124245 15357377 32908665 46072131 76786885 230360655