Base | Representation |
---|---|
bin | 11111111011011111… |
… | …10011111011010000 |
3 | 1122020122211102200020 |
4 | 33331233303323100 |
5 | 240101332232432 |
6 | 11512554023440 |
7 | 1144540125234 |
oct | 177557637320 |
9 | 48218742606 |
10 | 17142070992 |
11 | 72a7285722 |
12 | 33a4a17b80 |
13 | 1802577297 |
14 | b889025c4 |
15 | 6a4ddc22c |
hex | 3fdbf3ed0 |
17142070992 has 160 divisors (see below), whose sum is σ = 47116984320. Its totient is φ = 5360878080.
The previous prime is 17142070969. The next prime is 17142071021. The reversal of 17142070992 is 29907024171.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27692859 + ... + 27693477.
It is an arithmetic number, because the mean of its divisors is an integer number (294481152).
Almost surely, 217142070992 is an apocalyptic number.
17142070992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 17142070992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23558492160).
17142070992 is an abundant number, since it is smaller than the sum of its proper divisors (29974913328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
17142070992 is a wasteful number, since it uses less digits than its factorization.
17142070992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1201 (or 1195 counting only the distinct ones).
The product of its (nonzero) digits is 63504, while the sum is 42.
The spelling of 17142070992 in words is "seventeen billion, one hundred forty-two million, seventy thousand, nine hundred ninety-two".
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