Base | Representation |
---|---|
bin | 10101011010001111… |
… | …001100010010010101 |
3 | 2012100010102102201212 |
4 | 111122033030102111 |
5 | 334040111042110 |
6 | 14321053031205 |
7 | 1442453210261 |
oct | 253217142225 |
9 | 65303372655 |
10 | 22988768405 |
11 | 9827618a59 |
12 | 4556a85505 |
13 | 2224958b55 |
14 | 11812070a1 |
15 | 8e8341e05 |
hex | 55a3cc495 |
22988768405 has 16 divisors (see below), whose sum is σ = 28337554560. Its totient is φ = 17890517952.
The previous prime is 22988768389. The next prime is 22988768419. The reversal of 22988768405 is 50486788922.
It is a cyclic number.
It is not a de Polignac number, because 22988768405 - 24 = 22988768389 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1405082 + ... + 1421348.
It is an arithmetic number, because the mean of its divisors is an integer number (1771097160).
Almost surely, 222988768405 is an apocalyptic number.
It is an amenable number.
22988768405 is a deficient number, since it is larger than the sum of its proper divisors (5348786155).
22988768405 is a wasteful number, since it uses less digits than its factorization.
22988768405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23948.
The product of its (nonzero) digits is 15482880, while the sum is 59.
The spelling of 22988768405 in words is "twenty-two billion, nine hundred eighty-eight million, seven hundred sixty-eight thousand, four hundred five".
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