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30347046962 = 219242031921
BaseRepresentation
bin11100010000110100…
…110011000000110010
32220022221022201022022
4130100310303000302
5444122321000322
621535150311442
72123012433401
oct342064630062
986287281268
1030347046962
1111963131601
125a6b1b8582
132b2825612b
14167c587638
15bc932c942
hex710d33032

30347046962 has 12 divisors (see below), whose sum is σ = 48042486846. Its totient is φ = 14374916640.

The previous prime is 30347046959. The next prime is 30347046991. The reversal of 30347046962 is 26964074303.

It can be written as a sum of positive squares in only one way, i.e., 27885994081 + 2461052881 = 166991^2 + 49609^2 .

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21015239 + ... + 21016682.

Almost surely, 230347046962 is an apocalyptic number.

30347046962 is a deficient number, since it is larger than the sum of its proper divisors (17695439884).

30347046962 is a wasteful number, since it uses less digits than its factorization.

30347046962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42031961 (or 42031942 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 44.

The spelling of 30347046962 in words is "thirty billion, three hundred forty-seven million, forty-six thousand, nine hundred sixty-two".

Divisors: 1 2 19 38 361 722 42031921 84063842 798606499 1597212998 15173523481 30347046962