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2755000525 = 52110200021
BaseRepresentation
bin1010010000110101…
…1111100011001101
321010000000112020111
42210031133203031
521120240004100
61133213120021
7125162055334
oct24415374315
97100015214
102755000525
111194142742
1264a789011
1334ba02c34
141c1c6cd1b
15111ceb6ba
hexa435f8cd

2755000525 has 6 divisors (see below), whose sum is σ = 3416200682. Its totient is φ = 2204000400.

The previous prime is 2755000511. The next prime is 2755000529. The reversal of 2755000525 is 5250005572.

It can be written as a sum of positive squares in 3 ways, for example, as 804629956 + 1950370569 = 28366^2 + 44163^2 .

It is not a de Polignac number, because 2755000525 - 225 = 2721446093 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 (2755000529) 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 5 ways as a sum of consecutive naturals, for example, 55099986 + ... + 55100035.

Almost surely, 22755000525 is an apocalyptic number.

2755000525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2755000525 is a deficient number, since it is larger than the sum of its proper divisors (661200157).

2755000525 is a wasteful number, since it uses less digits than its factorization.

2755000525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110200031 (or 110200026 counting only the distinct ones).

The product of its (nonzero) digits is 17500, while the sum is 31.

The square root of 2755000525 is about 52488.0988891768. The cubic root of 2755000525 is about 1401.8683431145.

The spelling of 2755000525 in words is "two billion, seven hundred fifty-five million, five hundred twenty-five", and thus it is an aban number.

Divisors: 1 5 25 110200021 551000105 2755000525