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30221309674 = 2194119397503
BaseRepresentation
bin11100001001010101…
…001001011011101010
32220000011201121011201
4130021111021123222
5443343123402144
621514455314414
72116624615363
oct341125113352
986004647151
1030221309674
11118a9161296
125a3507ba0a
132b081a097a
1416699b6b6a
15bbd2921d4
hex7095496ea

30221309674 has 16 divisors (see below), whose sum is σ = 48881710080. Its totient is φ = 13966201440.

The previous prime is 30221309663. The next prime is 30221309711. The reversal of 30221309674 is 47690312203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9697194 + ... + 9700309.

It is an arithmetic number, because the mean of its divisors is an integer number (3055106880).

Almost surely, 230221309674 is an apocalyptic number.

30221309674 is a deficient number, since it is larger than the sum of its proper divisors (18660400406).

30221309674 is a wasteful number, since it uses less digits than its factorization.

30221309674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19397565.

The product of its (nonzero) digits is 54432, while the sum is 37.

The spelling of 30221309674 in words is "thirty billion, two hundred twenty-one million, three hundred nine thousand, six hundred seventy-four".

Divisors: 1 2 19 38 41 82 779 1558 19397503 38795006 368552557 737105114 795297623 1590595246 15110654837 30221309674