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5115961 = 31792089
BaseRepresentation
bin10011100001000000111001
3100121220210001
4103201000321
52302202321
6301353001
761325224
oct23410071
910556701
105115961
112984774
121868761
1310a17c6
149725bb
156b0c91
hex4e1039

5115961 has 8 divisors (see below), whose sum is σ = 5350400. Its totient is φ = 4885920.

The previous prime is 5115947. The next prime is 5116039. The reversal of 5115961 is 1695115.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5115961 - 27 = 5115833 is a prime.

It is a Duffinian number.

5115961 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5115911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1405 + ... + 3493.

It is an arithmetic number, because the mean of its divisors is an integer number (668800).

Almost surely, 25115961 is an apocalyptic number.

It is an amenable number.

5115961 is a deficient number, since it is larger than the sum of its proper divisors (234439).

5115961 is a wasteful number, since it uses less digits than its factorization.

5115961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2199.

The product of its digits is 1350, while the sum is 28.

The square root of 5115961 is about 2261.8490223709. The cubic root of 5115961 is about 172.3094416041.

The spelling of 5115961 in words is "five million, one hundred fifteen thousand, nine hundred sixty-one".

Divisors: 1 31 79 2089 2449 64759 165031 5115961