Base | Representation |
---|---|
bin | 10000000000000000… |
… | …000000010010000100 |
3 | 1122100021221211122002 |
4 | 100000000000102010 |
5 | 240141021322330 |
6 | 11520424124432 |
7 | 1145506326353 |
oct | 200000002204 |
9 | 48307854562 |
10 | 17179870340 |
11 | 7316652956 |
12 | 33b5606718 |
13 | 180a350269 |
14 | b8d94199a |
15 | 6a83a6e45 |
hex | 400000484 |
17179870340 has 24 divisors (see below), whose sum is σ = 37052803032. Its totient is φ = 6686219520.
The previous prime is 17179870283. The next prime is 17179870343. The reversal of 17179870340 is 4307897171.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 1628283904 + 15551586436 = 40352^2 + 124706^2 .
It is a Leyland number of the form 342 + 234.
It is not an unprimeable number, because it can be changed into a prime (17179870343) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11607281 + ... + 11608760.
It is an arithmetic number, because the mean of its divisors is an integer number (1543866793).
Almost surely, 217179870340 is an apocalyptic number.
17179870340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
17179870340 is an abundant number, since it is smaller than the sum of its proper divisors (19872932692).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
17179870340 is a wasteful number, since it uses less digits than its factorization.
17179870340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23216087 (or 23216085 counting only the distinct ones).
The product of its (nonzero) digits is 296352, while the sum is 47.
The spelling of 17179870340 in words is "seventeen billion, one hundred seventy-nine million, eight hundred seventy thousand, three hundred forty".
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