Base | Representation |
---|---|
bin | 100110010110001100001111… |
… | …111010001111111101100001 |
3 | 211010010212001120202210200102 |
4 | 212112030033322033331201 |
5 | 134101133212410140001 |
6 | 1354405030043432145 |
7 | 50344420514625062 |
oct | 4626141772177541 |
9 | 733125046683612 |
10 | 168650747740001 |
11 | 498124204241aa |
12 | 16ab978a225655 |
13 | 731490ab9b6b7 |
14 | 2d90a4dc02569 |
15 | 1476ed649ce6b |
hex | 99630fe8ff61 |
168650747740001 has 32 divisors (see below), whose sum is σ = 178750009122048. Its totient is φ = 158785865441280.
The previous prime is 168650747739937. The next prime is 168650747740039. The reversal of 168650747740001 is 100047747056861.
It is a cyclic number.
It is not a de Polignac number, because 168650747740001 - 26 = 168650747739937 is a prime.
It is a super-2 number, since 2×1686507477400012 (a number of 29 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (168650747740061) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14512578971 + ... + 14512590591.
It is an arithmetic number, because the mean of its divisors is an integer number (5585937785064).
Almost surely, 2168650747740001 is an apocalyptic number.
It is an amenable number.
168650747740001 is a deficient number, since it is larger than the sum of its proper divisors (10099261382047).
168650747740001 is a wasteful number, since it uses less digits than its factorization.
168650747740001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18281.
The product of its (nonzero) digits is 7902720, while the sum is 56.
The spelling of 168650747740001 in words is "one hundred sixty-eight trillion, six hundred fifty billion, seven hundred forty-seven million, seven hundred forty thousand, one".
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