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5277181 = 71357991
BaseRepresentation
bin10100001000010111111101
3100221002221011
4110020113331
52322332211
6305035221
762566240
oct24102775
910832834
105277181
112a84908
121925b11
131129cc0
149b5257
156e3921
hex5085fd

5277181 has 8 divisors (see below), whose sum is σ = 6495104. Its totient is φ = 4175280.

The previous prime is 5277179. The next prime is 5277187. The reversal of 5277181 is 1817725.

It is a happy number.

5277181 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 5277181 - 21 = 5277179 is a prime.

It is a super-2 number, since 2×52771812 = 55697278613522, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5277187) 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, 28905 + ... + 29086.

It is an arithmetic number, because the mean of its divisors is an integer number (811888).

Almost surely, 25277181 is an apocalyptic number.

It is an amenable number.

5277181 is a deficient number, since it is larger than the sum of its proper divisors (1217923).

5277181 is a wasteful number, since it uses less digits than its factorization.

5277181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58011.

The product of its digits is 3920, while the sum is 31.

The square root of 5277181 is about 2297.2115705786. The cubic root of 5277181 is about 174.1007585709.

The spelling of 5277181 in words is "five million, two hundred seventy-seven thousand, one hundred eighty-one".

Divisors: 1 7 13 91 57991 405937 753883 5277181