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319304425 = 52111161107
BaseRepresentation
bin10011000010000…
…011001011101001
3211020211100022211
4103002003023221
51123220220200
651403445121
710625020456
oct2302031351
9736740284
10319304425
1115426a160
128ab267a1
13511c973b
143059a82d
151d073aba
hex130832e9

319304425 has 12 divisors (see below), whose sum is σ = 431932176. Its totient is φ = 232221200.

The previous prime is 319304407. The next prime is 319304437. The reversal of 319304425 is 524403913.

It is not a de Polignac number, because 319304425 - 217 = 319173353 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 580279 + ... + 580828.

It is an arithmetic number, because the mean of its divisors is an integer number (35994348).

Almost surely, 2319304425 is an apocalyptic number.

It is an amenable number.

319304425 is a deficient number, since it is larger than the sum of its proper divisors (112627751).

319304425 is a wasteful number, since it uses less digits than its factorization.

319304425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1161128 (or 1161123 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 319304425 is about 17869.0913311226. The cubic root of 319304425 is about 683.4944289366.

The spelling of 319304425 in words is "three hundred nineteen million, three hundred four thousand, four hundred twenty-five".

Divisors: 1 5 11 25 55 275 1161107 5805535 12772177 29027675 63860885 319304425