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675477025 = 5242296389
BaseRepresentation
bin101000010000101…
…111011000100001
31202002000210021121
4220100233120201
52340410231100
6151005452241
722511313526
oct5020573041
91662023247
10675477025
1131731a983
1216a271081
13a9c34362
14659d314d
153e47b51a
hex2842f621

675477025 has 12 divisors (see below), whose sum is σ = 837920700. Its totient is φ = 540169280.

The previous prime is 675477007. The next prime is 675477029. The reversal of 675477025 is 520774576.

It can be written as a sum of positive squares in 6 ways, for example, as 14318656 + 661158369 = 3784^2 + 25713^2 .

It is not a de Polignac number, because 675477025 - 211 = 675474977 is a prime.

It is a super-2 number, since 2×6754770252 = 912538422605701250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (675477029) 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, 102531 + ... + 108919.

It is an arithmetic number, because the mean of its divisors is an integer number (69826725).

Almost surely, 2675477025 is an apocalyptic number.

It is an amenable number.

675477025 is a deficient number, since it is larger than the sum of its proper divisors (162443675).

675477025 is a wasteful number, since it uses less digits than its factorization.

675477025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10628 (or 10623 counting only the distinct ones).

The product of its (nonzero) digits is 411600, while the sum is 43.

The square root of 675477025 is about 25989.9408425645. The cubic root of 675477025 is about 877.4119142214.

The spelling of 675477025 in words is "six hundred seventy-five million, four hundred seventy-seven thousand, twenty-five".

Divisors: 1 5 25 4229 6389 21145 31945 105725 159725 27019081 135095405 675477025