Base | Representation |
---|---|
bin | 10101000000100001… |
… | …101111001101110110 |
3 | 2011020001202210022220 |
4 | 111000201233031312 |
5 | 332144200004304 |
6 | 14210203503210 |
7 | 1425664633020 |
oct | 250041571566 |
9 | 64201683286 |
10 | 22557422454 |
11 | 96260933a6 |
12 | 4456527b06 |
13 | 2186490a68 |
14 | 113dc03010 |
15 | 8c053aad9 |
hex | 54086f376 |
22557422454 has 32 divisors (see below), whose sum is σ = 53801556480. Its totient is φ = 6164761152.
The previous prime is 22557422443. The next prime is 22557422483. The reversal of 22557422454 is 45422475522.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (42).
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, 11674719 + ... + 11676650.
It is an arithmetic number, because the mean of its divisors is an integer number (1681298640).
Almost surely, 222557422454 is an apocalyptic number.
22557422454 is an abundant number, since it is smaller than the sum of its proper divisors (31244134026).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22557422454 is a wasteful number, since it uses less digits than its factorization.
22557422454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23351404.
The product of its digits is 896000, while the sum is 42.
Adding to 22557422454 its reverse (45422475522), we get a palindrome (67979897976).
The spelling of 22557422454 in words is "twenty-two billion, five hundred fifty-seven million, four hundred twenty-two thousand, four hundred fifty-four".
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