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225068430 = 23547159623
BaseRepresentation
bin11010110101001…
…00010110001110
3120200111122211210
431122210112032
5430104142210
634155555250
75402023116
oct1532442616
9520448753
10225068430
11106055274
126345bb26
13378236b2
1421c6a046
1514b5be20
hexd6a458e

225068430 has 32 divisors (see below), whose sum is σ = 551660544. Its totient is φ = 58740896.

The previous prime is 225068429. The next prime is 225068453. The reversal of 225068430 is 34860522.

225068430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78402 + ... + 81221.

It is an arithmetic number, because the mean of its divisors is an integer number (17239392).

Almost surely, 2225068430 is an apocalyptic number.

225068430 is an abundant number, since it is smaller than the sum of its proper divisors (326592114).

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

225068430 is a wasteful number, since it uses less digits than its factorization.

225068430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159680.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 225068430 is about 15002.2808265943. The cubic root of 225068430 is about 608.2818533197.

The spelling of 225068430 in words is "two hundred twenty-five million, sixty-eight thousand, four hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 47 94 141 235 282 470 705 1410 159623 319246 478869 798115 957738 1596230 2394345 4788690 7502281 15004562 22506843 37511405 45013686 75022810 112534215 225068430