Base | Representation |
---|---|
bin | 101011011000… |
… | …1101101110110 |
3 | 1120210201102100 |
4 | 1112301231312 |
5 | 21310414042 |
6 | 2131322530 |
7 | 364232523 |
oct | 126615566 |
9 | 46721370 |
10 | 22748022 |
11 | 11927a20 |
12 | 7750446 |
13 | 493618b |
14 | 304214a |
15 | 1ee524c |
hex | 15b1b76 |
22748022 has 24 divisors (see below), whose sum is σ = 53768520. Its totient is φ = 6893280.
The previous prime is 22748009. The next prime is 22748027. The reversal of 22748022 is 22084722.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22748027) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57247 + ... + 57642.
It is an arithmetic number, because the mean of its divisors is an integer number (2240355).
Almost surely, 222748022 is an apocalyptic number.
22748022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
22748022 is an abundant number, since it is smaller than the sum of its proper divisors (31020498).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22748022 is a wasteful number, since it uses less digits than its factorization.
22748022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 114908 (or 114905 counting only the distinct ones).
The product of its (nonzero) digits is 3584, while the sum is 27.
The square root of 22748022 is about 4769.4886518368. The cubic root of 22748022 is about 283.3443431323.
It can be divided in two parts, 2274 and 8022, that added together give a triangular number (10296 = T143).
The spelling of 22748022 in words is "twenty-two million, seven hundred forty-eight thousand, twenty-two".
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