Base | Representation |
---|---|
bin | 10100110111011000… |
… | …000100101000010100 |
3 | 2010211100212201120201 |
4 | 110313120010220110 |
5 | 331340344100110 |
6 | 14143041110244 |
7 | 1422121645402 |
oct | 246730045024 |
9 | 63740781521 |
10 | 22403893780 |
11 | 9557460aa4 |
12 | 4413028384 |
13 | 21607279a8 |
14 | 112767a472 |
15 | 8b1d10b3a |
hex | 537604a14 |
22403893780 has 24 divisors (see below), whose sum is σ = 47081865600. Its totient is φ = 8955140640.
The previous prime is 22403893741. The next prime is 22403893783. The reversal of 22403893780 is 8739830422.
It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 22403893780.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22403893783) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372376 + ... + 428335.
It is an arithmetic number, because the mean of its divisors is an integer number (1961744400).
Almost surely, 222403893780 is an apocalyptic number.
22403893780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22403893780 is an abundant number, since it is smaller than the sum of its proper divisors (24677971820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22403893780 is a wasteful number, since it uses less digits than its factorization.
22403893780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 802119 (or 802117 counting only the distinct ones).
The product of its (nonzero) digits is 580608, while the sum is 46.
The spelling of 22403893780 in words is "twenty-two billion, four hundred three million, eight hundred ninety-three thousand, seven hundred eighty".
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