Base | Representation |
---|---|
bin | 100000100000… |
… | …0110110110100 |
3 | 1012001212102100 |
4 | 1001000312310 |
5 | 13330332433 |
6 | 1405142100 |
7 | 264601443 |
oct | 101006664 |
9 | 35055370 |
10 | 17042868 |
11 | 9690617 |
12 | 585a930 |
13 | 36b944b |
14 | 2398d5a |
15 | 1769b13 |
hex | 1040db4 |
17042868 has 36 divisors (see below), whose sum is σ = 43226820. Its totient is φ = 5661696.
The previous prime is 17042827. The next prime is 17042869. The reversal of 17042868 is 86824071.
17042868 is a `hidden beast` number, since 170 + 428 + 68 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 4848804 + 12194064 = 2202^2 + 3492^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (17042869) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13396 + ... + 14612.
It is an arithmetic number, because the mean of its divisors is an integer number (1200745).
Almost surely, 217042868 is an apocalyptic number.
17042868 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
17042868 is an abundant number, since it is smaller than the sum of its proper divisors (26183952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
17042868 is a wasteful number, since it uses less digits than its factorization.
17042868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1616 (or 1611 counting only the distinct ones).
The product of its (nonzero) digits is 21504, while the sum is 36.
The square root of 17042868 is about 4128.3008611292. The cubic root of 17042868 is about 257.3441064750.
The spelling of 17042868 in words is "seventeen million, forty-two thousand, eight hundred sixty-eight".
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