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313035025 = 52171037151
BaseRepresentation
bin10010101010001…
…000100100010001
3210211000211022211
4102222020210101
51120114110100
651021232121
710520516362
oct2252104421
9724024284
10313035025
11150777936
1288a02641
134cb12c34
142d807b69
151c7361ba
hex12a88911

313035025 has 24 divisors (see below), whose sum is σ = 415044864. Its totient is φ = 233376000.

The previous prime is 313035017. The next prime is 313035071. The reversal of 313035025 is 520530313.

It is a happy number.

It is not a de Polignac number, because 313035025 - 23 = 313035017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 313034987 and 313035005.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40200 + ... + 47350.

It is an arithmetic number, because the mean of its divisors is an integer number (17293536).

Almost surely, 2313035025 is an apocalyptic number.

It is an amenable number.

313035025 is a deficient number, since it is larger than the sum of its proper divisors (102009839).

313035025 is a wasteful number, since it uses less digits than its factorization.

313035025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7281 (or 7276 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 313035025 is about 17692.7958502889. The cubic root of 313035025 is about 678.9914583529.

Adding to 313035025 its reverse (520530313), we get a palindrome (833565338).

The spelling of 313035025 in words is "three hundred thirteen million, thirty-five thousand, twenty-five".

Divisors: 1 5 17 25 85 103 425 515 1751 2575 7151 8755 35755 43775 121567 178775 607835 736553 3039175 3682765 12521401 18413825 62607005 313035025