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313101430 = 25179174917
BaseRepresentation
bin10010101010011…
…000110001110110
3210211011012102021
4102222120301312
51120123221210
651022503354
710521214105
oct2252306166
9724135367
10313101430
11150812814
1288a34b5a
134cb37225
142d82403c
151c74abda
hex12a98c76

313101430 has 16 divisors (see below), whose sum is σ = 566734320. Its totient is φ = 124540192.

The previous prime is 313101421. The next prime is 313101449. The reversal of 313101430 is 34101313.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85669 + ... + 89248.

It is an arithmetic number, because the mean of its divisors is an integer number (35420895).

Almost surely, 2313101430 is an apocalyptic number.

313101430 is a deficient number, since it is larger than the sum of its proper divisors (253632890).

313101430 is a wasteful number, since it uses less digits than its factorization.

313101430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175103.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 313101430 is about 17694.6723620416. The cubic root of 313101430 is about 679.0394670807.

Adding to 313101430 its reverse (34101313), we get a palindrome (347202743).

The spelling of 313101430 in words is "three hundred thirteen million, one hundred one thousand, four hundred thirty".

Divisors: 1 2 5 10 179 358 895 1790 174917 349834 874585 1749170 31310143 62620286 156550715 313101430