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55079125 = 533711909
BaseRepresentation
bin1101001000011…
…1000011010101
310211122022100121
43102013003111
5103100013000
65244311541
71236110353
oct322070325
9124568317
1055079125
11290aa842
12165425b1
13b5461ca
14745a7d3
154c7eb1a
hex34870d5

55079125 has 16 divisors (see below), whose sum is σ = 70602480. Its totient is φ = 42868800.

The previous prime is 55079107. The next prime is 55079131. The reversal of 55079125 is 52197055.

It can be written as a sum of positive squares in 8 ways, for example, as 10909809 + 44169316 = 3303^2 + 6646^2 .

It is not a de Polignac number, because 55079125 - 25 = 55079093 is a prime.

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, 1330 + ... + 10579.

It is an arithmetic number, because the mean of its divisors is an integer number (4412655).

Almost surely, 255079125 is an apocalyptic number.

It is an amenable number.

55079125 is a deficient number, since it is larger than the sum of its proper divisors (15523355).

55079125 is a wasteful number, since it uses less digits than its factorization.

55079125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11961 (or 11951 counting only the distinct ones).

The product of its (nonzero) digits is 15750, while the sum is 34.

The square root of 55079125 is about 7421.5311762466. The cubic root of 55079125 is about 380.4775275485.

The spelling of 55079125 in words is "fifty-five million, seventy-nine thousand, one hundred twenty-five".

Divisors: 1 5 25 37 125 185 925 4625 11909 59545 297725 440633 1488625 2203165 11015825 55079125