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30225760147 = 11171511070431
BaseRepresentation
bin11100001001100110…
…000111111110010011
32220000111002201002001
4130021212013332103
5443400243311042
621515134534431
72120010502462
oct341146077623
986014081061
1030225760147
1111900720a70
125a36667417
132b0909b59b
14166a4149d9
15bbd870bb7
hex709987f93

30225760147 has 16 divisors (see below), whose sum is σ = 35144423424. Its totient is φ = 25690320000.

The previous prime is 30225760127. The next prime is 30225760153. The reversal of 30225760147 is 74106752203.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 30225760147 - 211 = 30225758099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30225760127) 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 15 ways as a sum of consecutive naturals, for example, 506979 + ... + 563452.

It is an arithmetic number, because the mean of its divisors is an integer number (2196526464).

Almost surely, 230225760147 is an apocalyptic number.

30225760147 is a deficient number, since it is larger than the sum of its proper divisors (4918663277).

30225760147 is a wasteful number, since it uses less digits than its factorization.

30225760147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070610.

The product of its (nonzero) digits is 70560, while the sum is 37.

It can be divided in two parts, 302257 and 60147, that added together give a square (362404 = 6022).

The spelling of 30225760147 in words is "thirty billion, two hundred twenty-five million, seven hundred sixty thousand, one hundred forty-seven".

Divisors: 1 11 17 151 187 1661 2567 28237 1070431 11774741 18197327 161635081 200170597 1777985891 2747796377 30225760147