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5205196025 = 52397524453
BaseRepresentation
bin1001101100100000…
…01111110011111001
3111102202111100120222
410312100033303321
541130012233100
62220301225425
7242663302421
oct46620176371
914382440528
105205196025
1122312198a7
121013262275
1364c514c63
14375437481
15206e8a485
hex13640fcf9

5205196025 has 12 divisors (see below), whose sum is σ = 6470713452. Its totient is φ = 4153659840.

The previous prime is 5205195971. The next prime is 5205196027. The reversal of 5205196025 is 5206915025.

It can be written as a sum of positive squares in 6 ways, for example, as 23931664 + 5181264361 = 4892^2 + 71981^2 .

It is not a de Polignac number, because 5205196025 - 210 = 5205195001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5205196027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 252302 + ... + 272151.

It is an arithmetic number, because the mean of its divisors is an integer number (539226121).

Almost surely, 25205196025 is an apocalyptic number.

It is an amenable number.

5205196025 is a deficient number, since it is larger than the sum of its proper divisors (1265517427).

5205196025 is a wasteful number, since it uses less digits than its factorization.

5205196025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524860 (or 524855 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 35.

The square root of 5205196025 is about 72147.0444647596. The cubic root of 5205196025 is about 1733.0550698732.

The spelling of 5205196025 in words is "five billion, two hundred five million, one hundred ninety-six thousand, twenty-five".

Divisors: 1 5 25 397 1985 9925 524453 2622265 13111325 208207841 1041039205 5205196025