Base | Representation |
---|---|
bin | 10011010011001011… |
… | …001100010111110111 |
3 | 1222111012121002222211 |
4 | 103103023030113313 |
5 | 314420013433043 |
6 | 13304145234251 |
7 | 1332346600636 |
oct | 232313142767 |
9 | 58435532884 |
10 | 20722796023 |
11 | 8874529406 |
12 | 4024032987 |
13 | 1c53368ca7 |
14 | 10082b551d |
15 | 814442a9d |
hex | 4d32cc5f7 |
20722796023 has 2 divisors, whose sum is σ = 20722796024. Its totient is φ = 20722796022.
The previous prime is 20722795981. The next prime is 20722796077. The reversal of 20722796023 is 32069722702.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 20722796023 - 225 = 20689241591 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (20722796093) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10361398011 + 10361398012.
It is an arithmetic number, because the mean of its divisors is an integer number (10361398012).
Almost surely, 220722796023 is an apocalyptic number.
20722796023 is a deficient number, since it is larger than the sum of its proper divisors (1).
20722796023 is an equidigital number, since it uses as much as digits as its factorization.
20722796023 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 127008, while the sum is 40.
The spelling of 20722796023 in words is "twenty billion, seven hundred twenty-two million, seven hundred ninety-six thousand, twenty-three".
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