Base | Representation |
---|---|
bin | 10000110000101010… |
… | …100111101100000001 |
3 | 1201110012022012122101 |
4 | 100300222213230001 |
5 | 243324031120121 |
6 | 12133432110401 |
7 | 1204652302231 |
oct | 206052475401 |
9 | 51405265571 |
10 | 17996348161 |
11 | 76a5518810 |
12 | 35a2b35401 |
13 | 190a55232c |
14 | c2a159cc1 |
15 | 704dd6491 |
hex | 430aa7b01 |
17996348161 has 32 divisors (see below), whose sum is σ = 21517372800. Its totient is φ = 14872896000.
The previous prime is 17996348113. The next prime is 17996348173. The reversal of 17996348161 is 16184369971.
It is not a de Polignac number, because 17996348161 - 213 = 17996339969 is a prime.
It is not an unprimeable number, because it can be changed into a prime (17996346161) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 505495 + ... + 539923.
It is an arithmetic number, because the mean of its divisors is an integer number (672417900).
Almost surely, 217996348161 is an apocalyptic number.
17996348161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
17996348161 is a deficient number, since it is larger than the sum of its proper divisors (3521024639).
17996348161 is a wasteful number, since it uses less digits than its factorization.
17996348161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34561.
The product of its digits is 1959552, while the sum is 55.
The spelling of 17996348161 in words is "seventeen billion, nine hundred ninety-six million, three hundred forty-eight thousand, one hundred sixty-one".
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