Base | Representation |
---|---|
bin | 1001001111110111100… |
… | …0110010111000010000 |
3 | 120012002111122021000122 |
4 | 2103331320302320100 |
5 | 10100340324044033 |
6 | 200553202205412 |
7 | 14323103444111 |
oct | 2237570627020 |
9 | 505074567018 |
10 | 158878346768 |
11 | 6141a759519 |
12 | 26960053868 |
13 | 11c9ca7719b |
14 | 799297a208 |
15 | 41ed27aa98 |
hex | 24fde32e10 |
158878346768 has 40 divisors (see below), whose sum is σ = 332083988568. Its totient is φ = 73355589632.
The previous prime is 158878346747. The next prime is 158878346813. The reversal of 158878346768 is 867643878851.
158878346768 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 14988615184 + 143889731584 = 122428^2 + 379328^2 .
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, 5496071 + ... + 5524902.
Almost surely, 2158878346768 is an apocalyptic number.
It is an amenable number.
158878346768 is an abundant number, since it is smaller than the sum of its proper divisors (173205641800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
158878346768 is a wasteful number, since it uses less digits than its factorization.
158878346768 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11021051 (or 11021045 counting only the distinct ones).
The product of its digits is 433520640, while the sum is 71.
The spelling of 158878346768 in words is "one hundred fifty-eight billion, eight hundred seventy-eight million, three hundred forty-six thousand, seven hundred sixty-eight".
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