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30473606046 = 2313390687257
BaseRepresentation
bin11100011000010111…
…100101001110011110
32220122202110120201210
4130120113211032132
5444402220343141
621555511045250
72126110243332
oct343027451636
986582416653
1030473606046
1111a18613294
125aa5670826
132b48538670
1416912cd7c2
15bd54cb916
hex7185e539e

30473606046 has 16 divisors (see below), whose sum is σ = 65635459344. Its totient is φ = 9376494144.

The previous prime is 30473606021. The next prime is 30473606063. The reversal of 30473606046 is 64060637403.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 30473605995 and 30473606013.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 195343551 + ... + 195343706.

It is an arithmetic number, because the mean of its divisors is an integer number (4102216209).

Almost surely, 230473606046 is an apocalyptic number.

30473606046 is an abundant number, since it is smaller than the sum of its proper divisors (35161853298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30473606046 is a wasteful number, since it uses less digits than its factorization.

30473606046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390687275.

The product of its (nonzero) digits is 217728, while the sum is 39.

The spelling of 30473606046 in words is "thirty billion, four hundred seventy-three million, six hundred six thousand, forty-six".

Divisors: 1 2 3 6 13 26 39 78 390687257 781374514 1172061771 2344123542 5078934341 10157868682 15236803023 30473606046