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552980830 = 25279119813
BaseRepresentation
bin100000111101011…
…101000101011110
31102112112100002111
4200331131011132
52113030341310
6130512144234
716463155003
oct4075350536
91375470074
10552980830
11264163756
1213523807a
138a7451bc
14536278aa
153383128a
hex20f5d15e

552980830 has 16 divisors (see below), whose sum is σ = 995772384. Its totient is φ = 221101920.

The previous prime is 552980819. The next prime is 552980837. The reversal of 552980830 is 38089255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552980837) 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, 18004 + ... + 37816.

It is an arithmetic number, because the mean of its divisors is an integer number (62235774).

Almost surely, 2552980830 is an apocalyptic number.

552980830 is a deficient number, since it is larger than the sum of its proper divisors (442791554).

552980830 is a wasteful number, since it uses less digits than its factorization.

552980830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22611.

The product of its (nonzero) digits is 86400, while the sum is 40.

The square root of 552980830 is about 23515.5444334168. The cubic root of 552980830 is about 820.7987606408.

The spelling of 552980830 in words is "five hundred fifty-two million, nine hundred eighty thousand, eight hundred thirty".

Divisors: 1 2 5 10 2791 5582 13955 19813 27910 39626 99065 198130 55298083 110596166 276490415 552980830