Base | Representation |
---|---|
bin | 10011011001110000… |
… | …110010100000110101 |
3 | 1222202220120001100102 |
4 | 103121300302200311 |
5 | 320131312033434 |
6 | 13323134123445 |
7 | 1335161153213 |
oct | 233160624065 |
9 | 58686501312 |
10 | 20833314869 |
11 | 89209548a4 |
12 | 4055050585 |
13 | 1c70223563 |
14 | 1018c43cb3 |
15 | 81dec407e |
hex | 4d9c32835 |
20833314869 has 2 divisors, whose sum is σ = 20833314870. Its totient is φ = 20833314868.
The previous prime is 20833314841. The next prime is 20833314881. The reversal of 20833314869 is 96841333802.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 18012324100 + 2820990769 = 134210^2 + 53113^2 .
It is a cyclic number.
It is not a de Polignac number, because 20833314869 - 224 = 20816537653 is a prime.
It is a super-2 number, since 2×208333148692 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (20833314809) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10416657434 + 10416657435.
It is an arithmetic number, because the mean of its divisors is an integer number (10416657435).
Almost surely, 220833314869 is an apocalyptic number.
It is an amenable number.
20833314869 is a deficient number, since it is larger than the sum of its proper divisors (1).
20833314869 is an equidigital number, since it uses as much as digits as its factorization.
20833314869 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 746496, while the sum is 47.
The spelling of 20833314869 in words is "twenty billion, eight hundred thirty-three million, three hundred fourteen thousand, eight hundred sixty-nine".
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