Base | Representation |
---|---|
bin | 11100010100001101… |
… | …010011110011100010 |
3 | 2220110220010021212010 |
4 | 130110031103303202 |
5 | 444231333220021 |
6 | 21544535013350 |
7 | 2124302034054 |
oct | 342415236342 |
9 | 86426107763 |
10 | 30403804386 |
11 | 1199217826a |
12 | 5a8620a256 |
13 | 2b36c391c7 |
14 | 1685d1d8d4 |
15 | bce2de976 |
hex | 714353ce2 |
30403804386 has 16 divisors (see below), whose sum is σ = 60833501568. Its totient is φ = 10130286000.
The previous prime is 30403804369. The next prime is 30403804433. The reversal of 30403804386 is 68340830403.
It is a super-2 number, since 2×304038043862 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1063585 + ... + 1091796.
It is an arithmetic number, because the mean of its divisors is an integer number (3802093848).
Almost surely, 230403804386 is an apocalyptic number.
30403804386 is an abundant number, since it is smaller than the sum of its proper divisors (30429697182).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30403804386 is a wasteful number, since it uses less digits than its factorization.
30403804386 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2157737.
The product of its (nonzero) digits is 165888, while the sum is 39.
The spelling of 30403804386 in words is "thirty billion, four hundred three million, eight hundred four thousand, three hundred eighty-six".
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