Base | Representation |
---|---|
bin | 10010110111010111… |
… | …101101011011001010 |
3 | 1221021200211102102221 |
4 | 102313113231123022 |
5 | 312441104040312 |
6 | 13150003044254 |
7 | 1314653560123 |
oct | 226727553312 |
9 | 57250742387 |
10 | 20256315082 |
11 | 8655186373 |
12 | 3b1397068a |
13 | 1baa81b873 |
14 | da236704a |
15 | 7d84eb207 |
hex | 4b75ed6ca |
20256315082 has 32 divisors (see below), whose sum is σ = 32456401920. Its totient is φ = 9448339200.
The previous prime is 20256315061. The next prime is 20256315091. The reversal of 20256315082 is 28051365202.
It is a super-4 number, since 4×202563150824 (a number of 42 digits) contains 4444 as substring.
It is a Harshad number since it is a multiple of its sum of digits (34).
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, 2455068 + ... + 2463304.
It is an arithmetic number, because the mean of its divisors is an integer number (1014262560).
Almost surely, 220256315082 is an apocalyptic number.
20256315082 is a deficient number, since it is larger than the sum of its proper divisors (12200086838).
20256315082 is a wasteful number, since it uses less digits than its factorization.
20256315082 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8886.
The product of its (nonzero) digits is 28800, while the sum is 34.
The spelling of 20256315082 in words is "twenty billion, two hundred fifty-six million, three hundred fifteen thousand, eighty-two".
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