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7053125 = 553761
BaseRepresentation
bin11010111001111101000101
3111021100001212
4122321331011
53301200000
6411101205
7113644022
oct32717505
914240055
107053125
113a88132
122441805
1315cc461
14d18549
15944c35
hex6b9f45

7053125 has 24 divisors (see below), whose sum is σ = 9202536. Its totient is φ = 5400000.

The previous prime is 7053049. The next prime is 7053127. The reversal of 7053125 is 5213507.

It can be written as a sum of positive squares in 12 ways, for example, as 7043716 + 9409 = 2654^2 + 97^2 .

It is not a de Polignac number, because 7053125 - 214 = 7036741 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7053125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7053127) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 115595 + ... + 115655.

It is an arithmetic number, because the mean of its divisors is an integer number (383439).

Almost surely, 27053125 is an apocalyptic number.

It is an amenable number.

7053125 is a deficient number, since it is larger than the sum of its proper divisors (2149411).

7053125 is an frugal number, since it uses more digits than its factorization.

7053125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123 (or 103 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 7053125 is about 2655.7720158176. The cubic root of 7053125 is about 191.7758252385.

The spelling of 7053125 in words is "seven million, fifty-three thousand, one hundred twenty-five".

Divisors: 1 5 25 37 61 125 185 305 625 925 1525 2257 3125 4625 7625 11285 23125 38125 56425 115625 190625 282125 1410625 7053125