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30425355670 = 253782230691
BaseRepresentation
bin11100010101011111…
…100001010110010110
32220112101200012122211
4130111133201112112
5444302342340140
621551024544034
72124653153563
oct342537412626
986471605584
1030425355670
11119a3358046
125a9148201a
132b3b543748
141688b2d86a
15bd114a2ea
hex7157e1596

30425355670 has 16 divisors (see below), whose sum is σ = 56245793328. Its totient is φ = 11841219360.

The previous prime is 30425355659. The next prime is 30425355677. The reversal of 30425355670 is 7655352403.

It is a super-3 number, since 3×304253556703 (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30425355677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41114976 + ... + 41115715.

It is an arithmetic number, because the mean of its divisors is an integer number (3515362083).

Almost surely, 230425355670 is an apocalyptic number.

30425355670 is a deficient number, since it is larger than the sum of its proper divisors (25820437658).

30425355670 is a wasteful number, since it uses less digits than its factorization.

30425355670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82230735.

The product of its (nonzero) digits is 378000, while the sum is 40.

The spelling of 30425355670 in words is "thirty billion, four hundred twenty-five million, three hundred fifty-five thousand, six hundred seventy".

Divisors: 1 2 5 10 37 74 185 370 82230691 164461382 411153455 822306910 3042535567 6085071134 15212677835 30425355670