Base | Representation |
---|---|
bin | 10100010101101101… |
… | …001110000011000010 |
3 | 2002100222221202111120 |
4 | 110111231032003002 |
5 | 324211241341114 |
6 | 14011021453110 |
7 | 1402122353010 |
oct | 242555160302 |
9 | 62328852446 |
10 | 21839012034 |
11 | 9297609a84 |
12 | 4295a11196 |
13 | 20a06a6938 |
14 | 10b26358b0 |
15 | 87c42d5a9 |
hex | 515b4e0c2 |
21839012034 has 32 divisors (see below), whose sum is σ = 52544993280. Its totient is φ = 5911311312.
The previous prime is 21839011951. The next prime is 21839012087. The reversal of 21839012034 is 43021093812.
It is a junction number, because it is equal to n+sod(n) for n = 21839011986 and 21839012004.
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, 13682794 + ... + 13684389.
It is an arithmetic number, because the mean of its divisors is an integer number (1642031040).
Almost surely, 221839012034 is an apocalyptic number.
21839012034 is an abundant number, since it is smaller than the sum of its proper divisors (30705981246).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21839012034 is a wasteful number, since it uses less digits than its factorization.
21839012034 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27367214.
The product of its (nonzero) digits is 10368, while the sum is 33.
The spelling of 21839012034 in words is "twenty-one billion, eight hundred thirty-nine million, twelve thousand, thirty-four".
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