Base | Representation |
---|---|
bin | 11101111101100001… |
… | …010111000001110001 |
3 | 10002001000210021021121 |
4 | 131331201113001301 |
5 | 1011341142340040 |
6 | 22440133022241 |
7 | 2216135111260 |
oct | 357541270161 |
9 | 102030707247 |
10 | 32170668145 |
11 | 1270955a150 |
12 | 6299a84981 |
13 | 3058cc6915 |
14 | 17b284c5d7 |
15 | c8449ec4a |
hex | 77d857071 |
32170668145 has 16 divisors (see below), whose sum is σ = 48130662528. Its totient is φ = 20054442240.
The previous prime is 32170668133. The next prime is 32170668161. The reversal of 32170668145 is 54186607123.
It is not a de Polignac number, because 32170668145 - 27 = 32170668017 is a prime.
It is a Duffinian number.
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 15 ways as a sum of consecutive naturals, for example, 41779704 + ... + 41780473.
It is an arithmetic number, because the mean of its divisors is an integer number (3008166408).
Almost surely, 232170668145 is an apocalyptic number.
32170668145 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
32170668145 is a deficient number, since it is larger than the sum of its proper divisors (15959994383).
32170668145 is a wasteful number, since it uses less digits than its factorization.
32170668145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 83560200.
The product of its (nonzero) digits is 241920, while the sum is 43.
The spelling of 32170668145 in words is "thirty-two billion, one hundred seventy million, six hundred sixty-eight thousand, one hundred forty-five".
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