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230052245 = 517101127211
BaseRepresentation
bin11011011011001…
…01000110010101
3121000212212100112
431231211012111
5432343132440
634454452405
75462261153
oct1555450625
9530785315
10230052245
11108949725
1265064105
1338879cb7
14227a63d3
15152e3965
hexdb65195

230052245 has 32 divisors (see below), whose sum is σ = 298930176. Its totient is φ = 169344000.

The previous prime is 230052241. The next prime is 230052259. The reversal of 230052245 is 542250032.

It is not a de Polignac number, because 230052245 - 22 = 230052241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 230052245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230052241) 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, 1090190 + ... + 1090400.

It is an arithmetic number, because the mean of its divisors is an integer number (9341568).

Almost surely, 2230052245 is an apocalyptic number.

It is an amenable number.

230052245 is a deficient number, since it is larger than the sum of its proper divisors (68877931).

230052245 is a wasteful number, since it uses less digits than its factorization.

230052245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 230052245 is about 15167.4732569403. The cubic root of 230052245 is about 612.7389554935.

It can be divided in two parts, 2300 and 52245, that added together give a palindrome (54545).

The spelling of 230052245 in words is "two hundred thirty million, fifty-two thousand, two hundred forty-five".

Divisors: 1 5 17 85 101 127 211 505 635 1055 1717 2159 3587 8585 10795 12827 17935 21311 26797 64135 106555 133985 218059 362287 455549 1090295 1811435 2277745 2706497 13532485 46010449 230052245