Base | Representation |
---|---|
bin | 101001111110… |
… | …1101000101000 |
3 | 1112102020121022 |
4 | 1103331220220 |
5 | 21113313113 |
6 | 2103432012 |
7 | 355041200 |
oct | 123755050 |
9 | 45366538 |
10 | 22010408 |
11 | 11473822 |
12 | 7455608 |
13 | 4738514 |
14 | 2ccd400 |
15 | 1deb908 |
hex | 14fda28 |
22010408 has 24 divisors (see below), whose sum is σ = 48008250. Its totient is φ = 9432864.
The previous prime is 22010407. The next prime is 22010413. The reversal of 22010408 is 80401022.
It can be written as a sum of positive squares in only one way, i.e., 16144324 + 5866084 = 4018^2 + 2422^2 .
It is not an unprimeable number, because it can be changed into a prime (22010407) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27683 + ... + 28466.
Almost surely, 222010408 is an apocalyptic number.
22010408 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
22010408 is an abundant number, since it is smaller than the sum of its proper divisors (25997842).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22010408 is a wasteful number, since it uses less digits than its factorization.
22010408 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56169 (or 56158 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 17.
The square root of 22010408 is about 4691.5251251592. The cubic root of 22010408 is about 280.2481134103.
The spelling of 22010408 in words is "twenty-two million, ten thousand, four hundred eight".
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