Base | Representation |
---|---|
bin | 1111100011101001010001… |
… | …0000010010100111111111 |
3 | 2020120020010010210100121110 |
4 | 3320322110100102213333 |
5 | 4220222114022234411 |
6 | 100213541121533103 |
7 | 3413541004106430 |
oct | 370722420224777 |
9 | 66506103710543 |
10 | 17105047071231 |
11 | 54a5234164809 |
12 | 1b030a57a4193 |
13 | 970ccaac3462 |
14 | 431c6281b487 |
15 | 1e9e1c9d02a6 |
hex | f8e944129ff |
17105047071231 has 16 divisors (see below), whose sum is σ = 26079978855168. Its totient is φ = 9768633153600.
The previous prime is 17105047071223. The next prime is 17105047071239. The reversal of 17105047071231 is 13217074050171.
It is an interprime number because it is at equal distance from previous prime (17105047071223) and next prime (17105047071239).
It is not a de Polignac number, because 17105047071231 - 23 = 17105047071223 is a prime.
It is a super-2 number, since 2×171050470712312 (a number of 27 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 17105047071231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (17105047071239) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236607105 + ... + 236679386.
It is an arithmetic number, because the mean of its divisors is an integer number (1629998678448).
Almost surely, 217105047071231 is an apocalyptic number.
17105047071231 is a deficient number, since it is larger than the sum of its proper divisors (8974931783937).
17105047071231 is a wasteful number, since it uses less digits than its factorization.
17105047071231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 473288222.
The product of its (nonzero) digits is 41160, while the sum is 39.
The spelling of 17105047071231 in words is "seventeen trillion, one hundred five billion, forty-seven million, seventy-one thousand, two hundred thirty-one".
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