Base | Representation |
---|---|
bin | 100010010010… |
… | …1110000011010 |
3 | 1020211111112022 |
4 | 1010211300122 |
5 | 14100333232 |
6 | 1441214442 |
7 | 305555054 |
oct | 104456032 |
9 | 36744468 |
10 | 17980442 |
11 | a170a77 |
12 | 6031422 |
13 | 395711c |
14 | 25608d4 |
15 | 18a2812 |
hex | 1125c1a |
17980442 has 8 divisors (see below), whose sum is σ = 27008832. Its totient is φ = 8977500.
The previous prime is 17980433. The next prime is 17980451. The reversal of 17980442 is 24408971.
It is an interprime number because it is at equal distance from previous prime (17980433) and next prime (17980451).
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4484 + ... + 7487.
It is an arithmetic number, because the mean of its divisors is an integer number (3376104).
Almost surely, 217980442 is an apocalyptic number.
17980442 is a deficient number, since it is larger than the sum of its proper divisors (9028390).
17980442 is a wasteful number, since it uses less digits than its factorization.
17980442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12724.
The product of its (nonzero) digits is 16128, while the sum is 35.
The square root of 17980442 is about 4240.3351282652. The cubic root of 17980442 is about 261.9791856510.
The spelling of 17980442 in words is "seventeen million, nine hundred eighty thousand, four hundred forty-two".
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