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5217580 = 225260879
BaseRepresentation
bin10011111001110100101100
3100211002011201
4103321310230
52313430310
6303455244
762230414
oct23716454
910732151
105217580
112a44055
1218b7524
131108b34
1499b644
156d0e3a
hex4f9d2c

5217580 has 12 divisors (see below), whose sum is σ = 10956960. Its totient is φ = 2087024.

The previous prime is 5217557. The next prime is 5217587. The reversal of 5217580 is 857125.

It is not an unprimeable number, because it can be changed into a prime (5217587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130420 + ... + 130459.

It is an arithmetic number, because the mean of its divisors is an integer number (913080).

Almost surely, 25217580 is an apocalyptic number.

It is an amenable number.

5217580 is an abundant number, since it is smaller than the sum of its proper divisors (5739380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5217580 is a wasteful number, since it uses less digits than its factorization.

5217580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260888 (or 260886 counting only the distinct ones).

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

The square root of 5217580 is about 2284.2022677513. The cubic root of 5217580 is about 173.4428384310.

The spelling of 5217580 in words is "five million, two hundred seventeen thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 260879 521758 1043516 1304395 2608790 5217580