Base | Representation |
---|---|
bin | 1001011111100010011000… |
… | …10001101010011000001000 |
3 | 2201220121120011001111220112 |
4 | 10233301030101222120020 |
5 | 10214003113103211000 |
6 | 112221432115013452 |
7 | 4253104342534460 |
oct | 457611421523010 |
9 | 81817504044815 |
10 | 20874820757000 |
11 | 6718a641259a1 |
12 | 241181b29a288 |
13 | b85644369192 |
14 | 5224bd55cba0 |
15 | 263006ad6235 |
hex | 12fc4c46a608 |
20874820757000 has 64 divisors (see below), whose sum is σ = 55825234957440. Its totient is φ = 7157081400000.
The previous prime is 20874820756969. The next prime is 20874820757027. The reversal of 20874820757000 is 75702847802.
It is a Harshad number since it is a multiple of its sum of digits (50).
It is a self number, because there is not a number n which added to its sum of digits gives 20874820757000.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1491051626 + ... + 1491065625.
It is an arithmetic number, because the mean of its divisors is an integer number (872269296210).
Almost surely, 220874820757000 is an apocalyptic number.
20874820757000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20874820757000 is an abundant number, since it is smaller than the sum of its proper divisors (34950414200440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20874820757000 is a wasteful number, since it uses less digits than its factorization.
20874820757000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2982117279 (or 2982117265 counting only the distinct ones).
The product of its (nonzero) digits is 1756160, while the sum is 50.
The spelling of 20874820757000 in words is "twenty trillion, eight hundred seventy-four billion, eight hundred twenty million, seven hundred fifty-seven thousand".
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