Base | Representation |
---|---|
bin | 100010011110… |
… | …1110100110000 |
3 | 1021000111202111 |
4 | 1010331310300 |
5 | 14112012044 |
6 | 1443255104 |
7 | 306445345 |
oct | 104756460 |
9 | 37014674 |
10 | 18079024 |
11 | a229047 |
12 | 607a494 |
13 | 398cc62 |
14 | 25887cc |
15 | 18c1b34 |
hex | 113dd30 |
18079024 has 20 divisors (see below), whose sum is σ = 37089144. Its totient is φ = 8507648.
The previous prime is 18078947. The next prime is 18079031. The reversal of 18079024 is 42097081.
It is a super-2 number, since 2×180790242 = 653702217585152, which contains 22 as substring.
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, 32962 + ... + 33505.
Almost surely, 218079024 is an apocalyptic number.
It is an amenable number.
18079024 is an abundant number, since it is smaller than the sum of its proper divisors (19010120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18079024 is a wasteful number, since it uses less digits than its factorization.
18079024 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66492 (or 66486 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 31.
The square root of 18079024 is about 4251.9435555990. The cubic root of 18079024 is about 262.4571007749.
The spelling of 18079024 in words is "eighteen million, seventy-nine thousand, twenty-four".
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