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725014265 = 5145002853
BaseRepresentation
bin101011001101101…
…101011011111001
31212112020112121012
4223031231123321
52441100424030
6155535323305
723652343133
oct5315553371
91775215535
10725014265
11342284a48
12182980535
13b7289c31
146c40a053
15439b4095
hex2b36d6f9

725014265 has 4 divisors (see below), whose sum is σ = 870017124. Its totient is φ = 580011408.

The previous prime is 725014247. The next prime is 725014307. The reversal of 725014265 is 562410527.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 557337664 + 167676601 = 23608^2 + 12949^2 .

It is a cyclic number.

It is not a de Polignac number, because 725014265 - 26 = 725014201 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72501422 + ... + 72501431.

It is an arithmetic number, because the mean of its divisors is an integer number (217504281).

Almost surely, 2725014265 is an apocalyptic number.

It is an amenable number.

725014265 is a deficient number, since it is larger than the sum of its proper divisors (145002859).

725014265 is a wasteful number, since it uses less digits than its factorization.

725014265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145002858.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 725014265 is about 26926.0889287694. The cubic root of 725014265 is about 898.3567814756.

The spelling of 725014265 in words is "seven hundred twenty-five million, fourteen thousand, two hundred sixty-five".

Divisors: 1 5 145002853 725014265