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5180725 = 521118839
BaseRepresentation
bin10011110000110100110101
3100202012121201
4103300310311
52311240400
6303012501
762015104
oct23606465
910665551
105180725
112a193a0
12189a131
1310c5124
1498c03b
156c506a
hex4f0d35

5180725 has 12 divisors (see below), whose sum is σ = 7008480. Its totient is φ = 3767600.

The previous prime is 5180717. The next prime is 5180743. The reversal of 5180725 is 5270815.

5180725 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5180725 - 23 = 5180717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5180693 and 5180702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9145 + ... + 9694.

It is an arithmetic number, because the mean of its divisors is an integer number (584040).

Almost surely, 25180725 is an apocalyptic number.

5180725 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5180725 is a deficient number, since it is larger than the sum of its proper divisors (1827755).

5180725 is a wasteful number, since it uses less digits than its factorization.

5180725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18860 (or 18855 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 28.

The square root of 5180725 is about 2276.1206031316. The cubic root of 5180725 is about 173.0334950236.

The spelling of 5180725 in words is "five million, one hundred eighty thousand, seven hundred twenty-five".

Divisors: 1 5 11 25 55 275 18839 94195 207229 470975 1036145 5180725