Base | Representation |
---|---|
bin | 10101010000101111… |
… | …001011011010100000 |
3 | 2011221000111201201000 |
4 | 111100233023122200 |
5 | 333223310200110 |
6 | 14253200512000 |
7 | 1435506352626 |
oct | 252057133240 |
9 | 64830451630 |
10 | 22829381280 |
11 | 9755655062 |
12 | 451161b600 |
13 | 21ca921344 |
14 | 1167d97516 |
15 | 8d935b1c0 |
hex | 550bcb6a0 |
22829381280 has 96 divisors (see below), whose sum is σ = 79902849600. Its totient is φ = 6087833856.
The previous prime is 22829381273. The next prime is 22829381293. The reversal of 22829381280 is 8218392822.
22829381280 is a `hidden beast` number, since 2 + 2 + 8 + 293 + 81 + 280 = 666.
It is a tau number, because it is divible by the number of its divisors (96).
It is a super-2 number, since 2×228293812802 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2637970 + ... + 2646609.
It is an arithmetic number, because the mean of its divisors is an integer number (832321350).
Almost surely, 222829381280 is an apocalyptic number.
22829381280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22829381280 is an abundant number, since it is smaller than the sum of its proper divisors (57073468320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22829381280 is a wasteful number, since it uses less digits than its factorization.
22829381280 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5284603 (or 5284589 counting only the distinct ones).
The product of its (nonzero) digits is 221184, while the sum is 45.
The spelling of 22829381280 in words is "twenty-two billion, eight hundred twenty-nine million, three hundred eighty-one thousand, two hundred eighty".
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