Base | Representation |
---|---|
bin | 11011111110111001… |
… | …010001101000000111 |
3 | 2212112222021200110010 |
4 | 123332321101220013 |
5 | 443013313343142 |
6 | 21445243001303 |
7 | 2112400515150 |
oct | 337671215007 |
9 | 85488250403 |
10 | 30046231047 |
11 | 11819350108 |
12 | 59a6509233 |
13 | 2aaab30b51 |
14 | 1650640927 |
15 | bacc0be9c |
hex | 6fee51a07 |
30046231047 has 16 divisors (see below), whose sum is σ = 45845722112. Its totient is φ = 17146404000.
The previous prime is 30046230997. The next prime is 30046231067. The reversal of 30046231047 is 74013264003.
It is not a de Polignac number, because 30046231047 - 210 = 30046230023 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30046231067) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 936808 + ... + 968349.
It is an arithmetic number, because the mean of its divisors is an integer number (2865357632).
Almost surely, 230046231047 is an apocalyptic number.
30046231047 is a deficient number, since it is larger than the sum of its proper divisors (15799491065).
30046231047 is a wasteful number, since it uses less digits than its factorization.
30046231047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1905918.
The product of its (nonzero) digits is 12096, while the sum is 30.
The spelling of 30046231047 in words is "thirty billion, forty-six million, two hundred thirty-one thousand, forty-seven".
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