Base | Representation |
---|---|
bin | 10000001100101100… |
… | …111111100111100010 |
3 | 1122220010222110210101 |
4 | 100030230333213202 |
5 | 241110101200230 |
6 | 11553520053014 |
7 | 1154004660445 |
oct | 201454774742 |
9 | 48803873711 |
10 | 17392990690 |
11 | 7415987379 |
12 | 3454a6416a |
13 | 184254c48a |
14 | badd7b65c |
15 | 6bbe53aca |
hex | 40cb3f9e2 |
17392990690 has 32 divisors (see below), whose sum is σ = 31411820736. Its totient is φ = 6934025280.
The previous prime is 17392990679. The next prime is 17392990709. The reversal of 17392990690 is 9609929371.
It is a super-2 number, since 2×173929906902 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6116409 + ... + 6119251.
It is an arithmetic number, because the mean of its divisors is an integer number (981619398).
Almost surely, 217392990690 is an apocalyptic number.
17392990690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
17392990690 is a deficient number, since it is larger than the sum of its proper divisors (14018830046).
17392990690 is a wasteful number, since it uses less digits than its factorization.
17392990690 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4674.
The product of its (nonzero) digits is 1653372, while the sum is 55.
The spelling of 17392990690 in words is "seventeen billion, three hundred ninety-two million, nine hundred ninety thousand, six hundred ninety".
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