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5312913 = 319831123
BaseRepresentation
bin10100010001000110010001
3100222220221120
4110101012101
52330003123
6305512453
763105354
oct24210621
910886846
105312913
112aa9741
121942729
131140348
149c429b
156ee2e3
hex511191

5312913 has 16 divisors (see below), whose sum is σ = 7553280. Its totient is φ = 3312144.

The previous prime is 5312911. The next prime is 5312929. The reversal of 5312913 is 3192135.

It is a happy number.

It is not a de Polignac number, because 5312913 - 21 = 5312911 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5312911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4170 + ... + 5292.

It is an arithmetic number, because the mean of its divisors is an integer number (472080).

Almost surely, 25312913 is an apocalyptic number.

It is an amenable number.

5312913 is a deficient number, since it is larger than the sum of its proper divisors (2240367).

5312913 is a wasteful number, since it uses less digits than its factorization.

5312913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1228.

The product of its digits is 810, while the sum is 24.

The square root of 5312913 is about 2304.9757048611. The cubic root of 5312913 is about 174.4928226975.

The spelling of 5312913 in words is "five million, three hundred twelve thousand, nine hundred thirteen".

Divisors: 1 3 19 57 83 249 1123 1577 3369 4731 21337 64011 93209 279627 1770971 5312913