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30600426156 = 22317227365993
BaseRepresentation
bin11100011111111011…
…010111001010101100
32220222121002201012220
4130133323113022230
51000132202114111
622020241155340
72132210221266
oct343773271254
986877081186
1030600426156
1111a831630a3
125b2002bb50
132b688ac951
1416a40a2b36
15be16cce06
hex71fed72ac

30600426156 has 48 divisors (see below), whose sum is σ = 75635459424. Its totient is φ = 9595764736.

The previous prime is 30600426067. The next prime is 30600426163. The reversal of 30600426156 is 65162400603.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 430696 + ... + 496688.

It is an arithmetic number, because the mean of its divisors is an integer number (1575738738).

Almost surely, 230600426156 is an apocalyptic number.

It is an amenable number.

30600426156 is an abundant number, since it is smaller than the sum of its proper divisors (45035033268).

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

30600426156 is a wasteful number, since it uses less digits than its factorization.

30600426156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68290 (or 68288 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

Adding to 30600426156 its reverse (65162400603), we get a palindrome (95762826759).

The spelling of 30600426156 in words is "thirty billion, six hundred million, four hundred twenty-six thousand, one hundred fifty-six".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 204 2273 4546 6819 9092 13638 27276 38641 65993 77282 115923 131986 154564 197979 231846 263972 395958 463692 791916 1121881 2243762 3365643 4487524 6731286 13462572 150002089 300004178 450006267 600008356 900012534 1800025068 2550035513 5100071026 7650106539 10200142052 15300213078 30600426156