Base | Representation |
---|---|
bin | 10100000010000… |
… | …10001001001101 |
3 | 102201012110202222 |
4 | 22001002021031 |
5 | 321004334320 |
6 | 24401425125 |
7 | 4110225350 |
oct | 1201021115 |
9 | 381173688 |
10 | 168043085 |
11 | 86946291 |
12 | 4833b1a5 |
13 | 28a786a2 |
14 | 18464297 |
15 | eb45825 |
hex | a04224d |
168043085 has 16 divisors (see below), whose sum is σ = 236689536. Its totient is φ = 112114368.
The previous prime is 168043067. The next prime is 168043103. The reversal of 168043085 is 580340861.
It is an interprime number because it is at equal distance from previous prime (168043067) and next prime (168043103).
It is a cyclic number.
It is not a de Polignac number, because 168043085 - 216 = 167977549 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63587 + ... + 66176.
It is an arithmetic number, because the mean of its divisors is an integer number (14793096).
Almost surely, 2168043085 is an apocalyptic number.
It is an amenable number.
168043085 is a deficient number, since it is larger than the sum of its proper divisors (68646451).
168043085 is a wasteful number, since it uses less digits than its factorization.
168043085 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 129812.
The product of its (nonzero) digits is 23040, while the sum is 35.
The square root of 168043085 is about 12963.1433302267. The cubic root of 168043085 is about 551.8320011842.
The spelling of 168043085 in words is "one hundred sixty-eight million, forty-three thousand, eighty-five".
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