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30568060 = 22511231361
BaseRepresentation
bin111010010011…
…0111001111100
32010112000111101
41310212321330
530311134220
63011102444
7520552465
oct164467174
963460441
1030568060
1116289266
12a2a1a24
136443713
1440b9d6c
152a3c30a
hex1d26e7c

30568060 has 24 divisors (see below), whose sum is σ = 64297296. Its totient is φ = 12207360.

The previous prime is 30568049. The next prime is 30568063. The reversal of 30568060 is 6086503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30568063) 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, 21780 + ... + 23140.

It is an arithmetic number, because the mean of its divisors is an integer number (2679054).

Almost surely, 230568060 is an apocalyptic number.

It is an amenable number.

30568060 is an abundant number, since it is smaller than the sum of its proper divisors (33729236).

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

30568060 is a wasteful number, since it uses less digits than its factorization.

30568060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2493 (or 2491 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 30568060 is about 5528.8389377879. The cubic root of 30568060 is about 312.6722165419.

The spelling of 30568060 in words is "thirty million, five hundred sixty-eight thousand, sixty".

Divisors: 1 2 4 5 10 20 1123 1361 2246 2722 4492 5444 5615 6805 11230 13610 22460 27220 1528403 3056806 6113612 7642015 15284030 30568060