Base | Representation |
---|---|
bin | 101010011100… |
… | …1010110110101 |
3 | 1112212200011100 |
4 | 1110321112311 |
5 | 21144130104 |
6 | 2113000313 |
7 | 360110316 |
oct | 124712665 |
9 | 45780140 |
10 | 22255029 |
11 | 11620595 |
12 | 7553099 |
13 | 47c2974 |
14 | 2d5460d |
15 | 1e49139 |
hex | 15395b5 |
22255029 has 6 divisors (see below), whose sum is σ = 32146166. Its totient is φ = 14836680.
The previous prime is 22255027. The next prime is 22255031. The reversal of 22255029 is 92055222.
It is an interprime number because it is at equal distance from previous prime (22255027) and next prime (22255031).
It can be written as a sum of positive squares in only one way, i.e., 21762225 + 492804 = 4665^2 + 702^2 .
It is not a de Polignac number, because 22255029 - 21 = 22255027 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 22254993 and 22255011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22255027) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1236382 + ... + 1236399.
Almost surely, 222255029 is an apocalyptic number.
It is an amenable number.
22255029 is a deficient number, since it is larger than the sum of its proper divisors (9891137).
22255029 is a wasteful number, since it uses less digits than its factorization.
22255029 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2472787 (or 2472784 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 27.
The square root of 22255029 is about 4717.5236088439. The cubic root of 22255029 is about 281.2825052801.
The spelling of 22255029 in words is "twenty-two million, two hundred fifty-five thousand, twenty-nine".
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