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30306990962 = 264323566867
BaseRepresentation
bin11100001110011011…
…111111101101110010
32220020010221122210202
4130032123333231302
5444032042202322
621531155555202
72122015113143
oct341633775562
986203848722
1030306990962
1111942562976
125a598bbb02
132b1cb6cc61
14167711baca
15bc5a69292
hex70e6ffb72

30306990962 has 8 divisors (see below), whose sum is σ = 45531188976. Its totient is φ = 15129927972.

The previous prime is 30306990893. The next prime is 30306990971. The reversal of 30306990962 is 26909960303.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11782148 + ... + 11784719.

It is an arithmetic number, because the mean of its divisors is an integer number (5691398622).

Almost surely, 230306990962 is an apocalyptic number.

30306990962 is a deficient number, since it is larger than the sum of its proper divisors (15224198014).

30306990962 is a wasteful number, since it uses less digits than its factorization.

30306990962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23567512.

The product of its (nonzero) digits is 472392, while the sum is 47.

The spelling of 30306990962 in words is "thirty billion, three hundred six million, nine hundred ninety thousand, nine hundred sixty-two".

Divisors: 1 2 643 1286 23566867 47133734 15153495481 30306990962