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225254793 = 3587127913
BaseRepresentation
bin11010110110100…
…01110110001001
3120200212010111010
431123101312021
5430131123133
634203554133
75403430341
oct1533216611
9520763433
10225254793
11106172295
126352b949
133788a47a
1421cb7d21
1514b97263
hexd6d1d89

225254793 has 8 divisors (see below), whose sum is σ = 300853728. Its totient is φ = 149912864.

The previous prime is 225254789. The next prime is 225254831. The reversal of 225254793 is 397452522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 225254793 - 22 = 225254789 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225254723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62196 + ... + 65717.

It is an arithmetic number, because the mean of its divisors is an integer number (37606716).

Almost surely, 2225254793 is an apocalyptic number.

It is an amenable number.

225254793 is a deficient number, since it is larger than the sum of its proper divisors (75598935).

225254793 is a wasteful number, since it uses less digits than its factorization.

225254793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128503.

The product of its digits is 151200, while the sum is 39.

The square root of 225254793 is about 15008.4906969355. The cubic root of 225254793 is about 608.4496985044.

The spelling of 225254793 in words is "two hundred twenty-five million, two hundred fifty-four thousand, seven hundred ninety-three".

Divisors: 1 3 587 1761 127913 383739 75084931 225254793