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6242845 = 57283307
BaseRepresentation
bin10111110100001000011101
3102202011120111
4113310020131
53044232340
6341450021
7104030500
oct27641035
912664514
106242845
113584384
122110911
1313a76bb
14b87137
15834aea
hex5f421d

6242845 has 24 divisors (see below), whose sum is σ = 8848224. Its totient is φ = 4215456.

The previous prime is 6242839. The next prime is 6242851. The reversal of 6242845 is 5482426.

6242845 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (6242839) and next prime (6242851).

It is not a de Polignac number, because 6242845 - 23 = 6242837 is a prime.

It is a super-2 number, since 2×62428452 = 77946227388050, which contains 22 as substring.

6242845 is strictly pandigital in base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20182 + ... + 20488.

It is an arithmetic number, because the mean of its divisors is an integer number (368676).

Almost surely, 26242845 is an apocalyptic number.

It is an amenable number.

6242845 is a deficient number, since it is larger than the sum of its proper divisors (2605379).

6242845 is a wasteful number, since it uses less digits than its factorization.

6242845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409 (or 402 counting only the distinct ones).

The product of its digits is 15360, while the sum is 31.

The square root of 6242845 is about 2498.5685902132. The cubic root of 6242845 is about 184.1312567708.

The spelling of 6242845 in words is "six million, two hundred forty-two thousand, eight hundred forty-five".

Divisors: 1 5 7 35 49 83 245 307 415 581 1535 2149 2905 4067 10745 15043 20335 25481 75215 127405 178367 891835 1248569 6242845