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30055525304 = 2372392245631
BaseRepresentation
bin11011111111011100…
…101110101110111000
32212120121202212202212
4123333130232232320
5443023203302204
621450214114252
72112542515130
oct337734565670
985517685685
1030055525304
1111823619012
1259a964b988
132aaca363cc
14165197dac0
15bad945c6e
hex6ff72ebb8

30055525304 has 32 divisors (see below), whose sum is σ = 64674201600. Its totient is φ = 12827038560.

The previous prime is 30055525303. The next prime is 30055525349. The reversal of 30055525304 is 40352555003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30055525303) 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, 1109432 + ... + 1136199.

It is an arithmetic number, because the mean of its divisors is an integer number (2021068800).

Almost surely, 230055525304 is an apocalyptic number.

It is an amenable number.

30055525304 is an abundant number, since it is smaller than the sum of its proper divisors (34618676296).

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

30055525304 is a wasteful number, since it uses less digits than its factorization.

30055525304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2245883 (or 2245879 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 32.

The spelling of 30055525304 in words is "thirty billion, fifty-five million, five hundred twenty-five thousand, three hundred four".

Divisors: 1 2 4 7 8 14 28 56 239 478 956 1673 1912 3346 6692 13384 2245631 4491262 8982524 15719417 17965048 31438834 62877668 125755336 536705809 1073411618 2146823236 3756940663 4293646472 7513881326 15027762652 30055525304