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55262525 = 524351407
BaseRepresentation
bin1101001011001…
…1110100111101
310211222121221012
43102303310331
5103121400100
65252245005
71240503143
oct322636475
9124877835
1055262525
112921560a
1216610765
13b5ab826
1474a7593
154cb9135
hex34b3d3d

55262525 has 12 divisors (see below), whose sum is σ = 70120512. Its totient is φ = 43181040.

The previous prime is 55262513. The next prime is 55262567. The reversal of 55262525 is 52526255.

It is not a de Polignac number, because 55262525 - 220 = 54213949 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55262491 and 55262500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24629 + ... + 26778.

It is an arithmetic number, because the mean of its divisors is an integer number (5843376).

Almost surely, 255262525 is an apocalyptic number.

It is an amenable number.

55262525 is a deficient number, since it is larger than the sum of its proper divisors (14857987).

55262525 is a wasteful number, since it uses less digits than its factorization.

55262525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51460 (or 51455 counting only the distinct ones).

The product of its digits is 30000, while the sum is 32.

The square root of 55262525 is about 7433.8768485898. The cubic root of 55262525 is about 380.8993586982.

The spelling of 55262525 in words is "fifty-five million, two hundred sixty-two thousand, five hundred twenty-five".

Divisors: 1 5 25 43 215 1075 51407 257035 1285175 2210501 11052505 55262525