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30137275342 = 279193198779
BaseRepresentation
bin11100000100010100…
…100101001111001110
32212210022121012202001
4130010110211033032
5443210120302332
621502254222514
72114554420336
oct340424451716
985708535661
1030137275342
1111865785029
125a10ab4a3a
132ac395a205
14165c7800c6
15bb5be30e7
hex7045253ce

30137275342 has 16 divisors (see below), whose sum is σ = 45802310400. Its totient is φ = 14870040120.

The previous prime is 30137275331. The next prime is 30137275439. The reversal of 30137275342 is 24357273103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255709 + ... + 354487.

It is an arithmetic number, because the mean of its divisors is an integer number (2862644400).

Almost surely, 230137275342 is an apocalyptic number.

30137275342 is a deficient number, since it is larger than the sum of its proper divisors (15665035058).

30137275342 is a wasteful number, since it uses less digits than its factorization.

30137275342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100791.

The product of its (nonzero) digits is 105840, while the sum is 37.

The spelling of 30137275342 in words is "thirty billion, one hundred thirty-seven million, two hundred seventy-five thousand, three hundred forty-two".

Divisors: 1 2 79 158 1931 3862 98779 152549 197558 305098 7803541 15607082 190742249 381484498 15068637671 30137275342