Base | Representation |
---|---|
bin | 10010101111011001… |
… | …011100101111110101 |
3 | 1220221101010121211002 |
4 | 102233121130233311 |
5 | 312202333201313 |
6 | 13124424053045 |
7 | 1311440611151 |
oct | 225731345765 |
9 | 56841117732 |
10 | 20122553333 |
11 | 8596725173 |
12 | 3a97004185 |
13 | 1b88bb6abc |
14 | d8c6a8061 |
15 | 7cb8c8058 |
hex | 4af65cbf5 |
20122553333 has 2 divisors, whose sum is σ = 20122553334. Its totient is φ = 20122553332.
The previous prime is 20122553323. The next prime is 20122553357. The reversal of 20122553333 is 33335522102.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 16502485444 + 3620067889 = 128462^2 + 60167^2 .
It is a cyclic number.
It is not a de Polignac number, because 20122553333 - 24 = 20122553317 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20122553296 and 20122553305.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (20122553323) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10061276666 + 10061276667.
It is an arithmetic number, because the mean of its divisors is an integer number (10061276667).
Almost surely, 220122553333 is an apocalyptic number.
It is an amenable number.
20122553333 is a deficient number, since it is larger than the sum of its proper divisors (1).
20122553333 is an equidigital number, since it uses as much as digits as its factorization.
20122553333 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 16200, while the sum is 29.
The spelling of 20122553333 in words is "twenty billion, one hundred twenty-two million, five hundred fifty-three thousand, three hundred thirty-three".
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