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520262025 = 3526936827
BaseRepresentation
bin11111000000101…
…001000110001001
31100020222001022220
4133000221012021
52031141341100
6123343004253
715615103623
oct3700510611
91306861286
10520262025
11247746618
12126299689
1383a2a86a
144d14bc13
1530a1baa0
hex1f029189

520262025 has 12 divisors (see below), whose sum is σ = 860166672. Its totient is φ = 277473040.

The previous prime is 520262023. The next prime is 520262051.

520262025 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 520262025 - 21 = 520262023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 520261986 and 520262004.

It is not an unprimeable number, because it can be changed into a prime (520262023) 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, 3468339 + ... + 3468488.

It is an arithmetic number, because the mean of its divisors is an integer number (71680556).

Almost surely, 2520262025 is an apocalyptic number.

It is an amenable number.

520262025 is a deficient number, since it is larger than the sum of its proper divisors (339904647).

520262025 is a wasteful number, since it uses less digits than its factorization.

520262025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6936840 (or 6936835 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 520262025 is about 22809.2530565996. The cubic root of 520262025 is about 804.2801970717.

The spelling of 520262025 in words is "five hundred twenty million, two hundred sixty-two thousand, twenty-five".

Divisors: 1 3 5 15 25 75 6936827 20810481 34684135 104052405 173420675 520262025