Base | Representation |
---|---|
bin | 11111110101010001… |
… | …11100000000100010 |
3 | 1122010000201202220000 |
4 | 33322220330000202 |
5 | 240000010444232 |
6 | 11503452400430 |
7 | 1143335033334 |
oct | 177250740042 |
9 | 48100652800 |
10 | 17089937442 |
11 | 727a907a46 |
12 | 338b476116 |
13 | 17c4822a26 |
14 | b81a11454 |
15 | 6a054027c |
hex | 3faa3c022 |
17089937442 has 30 divisors (see below), whose sum is σ = 38297847819. Its totient is φ = 5696091180.
The previous prime is 17089937419. The next prime is 17089937471. The reversal of 17089937442 is 24473998071.
It can be written as a sum of positive squares in only one way, i.e., 8544968721 + 8544968721 = 92439^2 + 92439^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=92439.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 1658767 + ... + 1669037.
Almost surely, 217089937442 is an apocalyptic number.
17089937442 is an abundant number, since it is smaller than the sum of its proper divisors (21207910377).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
17089937442 is an frugal number, since it uses more digits than its factorization.
17089937442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20556 (or 10276 counting only the distinct ones).
The product of its (nonzero) digits is 3048192, while the sum is 54.
The spelling of 17089937442 in words is "seventeen billion, eighty-nine million, nine hundred thirty-seven thousand, four hundred forty-two".
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