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5438157 = 32716689
BaseRepresentation
bin10100101111101011001101
3101020021202020
4110233223031
52343010112
6312320353
764136454
oct24575315
911207666
105438157
11308484a
1219a30b9
13118535a
14a17b9b
1572648c
hex52facd

5438157 has 8 divisors (see below), whose sum is σ = 7278720. Its totient is φ = 3611520.

The previous prime is 5438141. The next prime is 5438159. The reversal of 5438157 is 7518345.

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

It is not a de Polignac number, because 5438157 - 24 = 5438141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5438159) 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, 2532 + ... + 4157.

It is an arithmetic number, because the mean of its divisors is an integer number (909840).

Almost surely, 25438157 is an apocalyptic number.

It is an amenable number.

5438157 is a deficient number, since it is larger than the sum of its proper divisors (1840563).

5438157 is a wasteful number, since it uses less digits than its factorization.

5438157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6963.

The product of its digits is 16800, while the sum is 33.

The square root of 5438157 is about 2331.9856346041. The cubic root of 5438157 is about 175.8533234737.

The spelling of 5438157 in words is "five million, four hundred thirty-eight thousand, one hundred fifty-seven".

Divisors: 1 3 271 813 6689 20067 1812719 5438157