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30589060 = 2256125073
BaseRepresentation
bin111010010110…
…0000010000100
32010120002022011
41310230002010
530312322220
63011344004
7521000635
oct164540204
963502264
1030589060
11162a3017
12a2b2004
136450148
1440c388c
152a4365a
hex1d2c084

30589060 has 24 divisors (see below), whose sum is σ = 65292696. Its totient is φ = 12034560.

The previous prime is 30589019. The next prime is 30589063. The reversal of 30589060 is 6098503.

It can be written as a sum of positive squares in 4 ways, for example, as 30276 + 30558784 = 174^2 + 5528^2 .

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (30589063) 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, 11317 + ... + 13756.

It is an arithmetic number, because the mean of its divisors is an integer number (2720529).

Almost surely, 230589060 is an apocalyptic number.

It is an amenable number.

30589060 is an abundant number, since it is smaller than the sum of its proper divisors (34703636).

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

30589060 is a wasteful number, since it uses less digits than its factorization.

30589060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25143 (or 25141 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 30589060 is about 5530.7377446413. The cubic root of 30589060 is about 312.7438012123.

The spelling of 30589060 in words is "thirty million, five hundred eighty-nine thousand, sixty".

Divisors: 1 2 4 5 10 20 61 122 244 305 610 1220 25073 50146 100292 125365 250730 501460 1529453 3058906 6117812 7647265 15294530 30589060