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5158957 = 5778941
BaseRepresentation
bin10011101011100000101101
3100201002202111
4103223200231
52310041312
6302324021
761564456
oct23534055
910632674
105158957
112a04001
121889611
1310b824b
1498412d
156bd8a7
hex4eb82d

5158957 has 4 divisors (see below), whose sum is σ = 5168476. Its totient is φ = 5149440.

The previous prime is 5158921. The next prime is 5158987. The reversal of 5158957 is 7598515.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7598515 = 51519703.

It can be written as a sum of positive squares in 2 ways, for example, as 4541161 + 617796 = 2131^2 + 786^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5158957 is a prime.

It is a super-2 number, since 2×51589572 = 53229674655698, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5158987) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3894 + ... + 5047.

It is an arithmetic number, because the mean of its divisors is an integer number (1292119).

Almost surely, 25158957 is an apocalyptic number.

It is an amenable number.

5158957 is a deficient number, since it is larger than the sum of its proper divisors (9519).

5158957 is an equidigital number, since it uses as much as digits as its factorization.

5158957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9518.

The product of its digits is 63000, while the sum is 40.

The square root of 5158957 is about 2271.3337491439. Note that the first 3 decimals coincide. The cubic root of 5158957 is about 172.7908082138.

The spelling of 5158957 in words is "five million, one hundred fifty-eight thousand, nine hundred fifty-seven".

Divisors: 1 577 8941 5158957