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5342881 = 31172351
BaseRepresentation
bin10100011000011010100001
3101001110001111
4110120122201
52331433011
6310303321
763261625
oct24303241
911043044
105342881
11301a205
121957b41
131150b8b
149d1185
15708121
hex5186a1

5342881 has 4 divisors (see below), whose sum is σ = 5515264. Its totient is φ = 5170500.

The previous prime is 5342861. The next prime is 5342891. The reversal of 5342881 is 1882435.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5342881 - 221 = 3245729 is a prime.

It is a super-2 number, since 2×53428812 = 57092754760322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 172351 = 5342881 / (5 + 3 + 4 + 2 + 8 + 8 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5342801) 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, 86145 + ... + 86206.

It is an arithmetic number, because the mean of its divisors is an integer number (1378816).

Almost surely, 25342881 is an apocalyptic number.

It is an amenable number.

5342881 is a deficient number, since it is larger than the sum of its proper divisors (172383).

5342881 is a wasteful number, since it uses less digits than its factorization.

5342881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172382.

The product of its digits is 7680, while the sum is 31.

The square root of 5342881 is about 2311.4672829179. The cubic root of 5342881 is about 174.8202889837.

The spelling of 5342881 in words is "five million, three hundred forty-two thousand, eight hundred eighty-one".

Divisors: 1 31 172351 5342881