Search a number
-
+
725456053 = 7432410153
BaseRepresentation
bin101011001111011…
…001010010110101
31212120001222121201
4223033121102311
52441204043203
6155553012501
723656163140
oct5317312265
91776058551
10725456053
11342556963
12182b54131
13b73b304a
146c4c3057
1543a4ee1d
hex2b3d94b5

725456053 has 8 divisors (see below), whose sum is σ = 848374208. Its totient is φ = 607358304.

The previous prime is 725456051. The next prime is 725456099. The reversal of 725456053 is 350654527.

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

It is not a de Polignac number, because 725456053 - 21 = 725456051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725456051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1204776 + ... + 1205377.

It is an arithmetic number, because the mean of its divisors is an integer number (106046776).

Almost surely, 2725456053 is an apocalyptic number.

It is an amenable number.

725456053 is a deficient number, since it is larger than the sum of its proper divisors (122918155).

725456053 is a wasteful number, since it uses less digits than its factorization.

725456053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2410203.

The product of its (nonzero) digits is 126000, while the sum is 37.

The square root of 725456053 is about 26934.2913959139. The cubic root of 725456053 is about 898.5392158904.

The spelling of 725456053 in words is "seven hundred twenty-five million, four hundred fifty-six thousand, fifty-three".

Divisors: 1 7 43 301 2410153 16871071 103636579 725456053