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30379220962 = 2233717849131
BaseRepresentation
bin11100010010101111…
…100001111111100010
32220102011212022201221
4130102233201333202
5444204040032322
621542300045254
72123553055216
oct342257417742
986364768657
1030379220962
111197a307392
125a79b3382a
132b31b0c7bc
141682960946
15bcc0859c7
hex712be1fe2

30379220962 has 16 divisors (see below), whose sum is σ = 48835225152. Its totient is φ = 14136510960.

The previous prime is 30379220957. The next prime is 30379221029. The reversal of 30379220962 is 26902297303.

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, 8922864 + ... + 8926267.

It is an arithmetic number, because the mean of its divisors is an integer number (3052201572).

Almost surely, 230379220962 is an apocalyptic number.

30379220962 is a deficient number, since it is larger than the sum of its proper divisors (18456004190).

30379220962 is a wasteful number, since it uses less digits than its factorization.

30379220962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17849193.

The product of its (nonzero) digits is 244944, while the sum is 43.

The spelling of 30379220962 in words is "thirty billion, three hundred seventy-nine million, two hundred twenty thousand, nine hundred sixty-two".

Divisors: 1 2 23 37 46 74 851 1702 17849131 35698262 410530013 660417847 821060026 1320835694 15189610481 30379220962