Base | Representation |
---|---|
bin | 10000001100100100… |
… | …000011001110000000 |
3 | 1122212222120100200100 |
4 | 100030210003032000 |
5 | 241104001134034 |
6 | 11553353522400 |
7 | 1153646024154 |
oct | 201444031600 |
9 | 48788510610 |
10 | 17390646144 |
11 | 7414625933 |
12 | 3454113400 |
13 | 1841c0b281 |
14 | bad92b064 |
15 | 6bbb3e099 |
hex | 40c903380 |
17390646144 has 96 divisors (see below), whose sum is σ = 50425844040. Its totient is φ = 5752581120.
The previous prime is 17390646107. The next prime is 17390646167. The reversal of 17390646144 is 44164609371.
It is a tau number, because it is divible by the number of its divisors (96).
It is a self number, because there is not a number n which added to its sum of digits gives 17390646144.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 93294 + ... + 208530.
Almost surely, 217390646144 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 17390646144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25212922020).
17390646144 is an abundant number, since it is smaller than the sum of its proper divisors (33035197896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
17390646144 is a wasteful number, since it uses less digits than its factorization.
17390646144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 115388 (or 115373 counting only the distinct ones).
The product of its (nonzero) digits is 435456, while the sum is 45.
The spelling of 17390646144 in words is "seventeen billion, three hundred ninety million, six hundred forty-six thousand, one hundred forty-four".
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