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30470675505 = 3514683138349
BaseRepresentation
bin11100011000001100…
…011001110000110001
32220122112221200210020
4130120030121300301
5444400443104010
621555324154053
72126043316434
oct343014316061
986575850706
1030470675505
1111a169a1556
125aa4698929
132b47a5080a
141690b6981b
15bd50ed470
hex718319c31

30470675505 has 16 divisors (see below), whose sum is σ = 48756753600. Its totient is φ = 16249802688.

The previous prime is 30470675491. The next prime is 30470675537. The reversal of 30470675505 is 50557607403.

It is not a de Polignac number, because 30470675505 - 24 = 30470675489 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151071 + ... + 289419.

It is an arithmetic number, because the mean of its divisors is an integer number (3047297100).

Almost surely, 230470675505 is an apocalyptic number.

It is an amenable number.

30470675505 is a deficient number, since it is larger than the sum of its proper divisors (18286078095).

30470675505 is a wasteful number, since it uses less digits than its factorization.

30470675505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153040.

The product of its (nonzero) digits is 441000, while the sum is 42.

The spelling of 30470675505 in words is "thirty billion, four hundred seventy million, six hundred seventy-five thousand, five hundred five".

Divisors: 1 3 5 15 14683 44049 73415 138349 220245 415047 691745 2075235 2031378367 6094135101 10156891835 30470675505