Base | Representation |
---|---|
bin | 1001110100001110001… |
… | …1001110111001010001 |
3 | 121010021121022221100111 |
4 | 2131003203032321101 |
5 | 10230332040042230 |
6 | 205245404521321 |
7 | 15116661065353 |
oct | 2350343167121 |
9 | 533247287314 |
10 | 168637034065 |
11 | 65578233745 |
12 | 28824250241 |
13 | 12b96774176 |
14 | 823aa450d3 |
15 | 45bed6d92a |
hex | 27438cee51 |
168637034065 has 8 divisors (see below), whose sum is σ = 202734397440. Its totient is φ = 134662989552.
The previous prime is 168637034039. The next prime is 168637034107. The reversal of 168637034065 is 560430736861.
168637034065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 168637034065 - 223 = 168628645457 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30826705 + ... + 30832174.
It is an arithmetic number, because the mean of its divisors is an integer number (25341799680).
Almost surely, 2168637034065 is an apocalyptic number.
It is an amenable number.
168637034065 is a deficient number, since it is larger than the sum of its proper divisors (34097363375).
168637034065 is an equidigital number, since it uses as much as digits as its factorization.
168637034065 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61659431.
The product of its (nonzero) digits is 2177280, while the sum is 49.
The spelling of 168637034065 in words is "one hundred sixty-eight billion, six hundred thirty-seven million, thirty-four thousand, sixty-five".
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