Base | Representation |
---|---|
bin | 101000110111101100… |
… | …1101100011101010000 |
3 | 22101112201122021101122 |
4 | 1101233121230131100 |
5 | 2414222144240332 |
6 | 104153100221412 |
7 | 6224660454614 |
oct | 1215731543520 |
9 | 271481567348 |
10 | 87768352592 |
11 | 34249a46398 |
12 | 1501553a868 |
13 | 837968cb5b |
14 | 4368783344 |
15 | 243a4acc12 |
hex | 146f66c750 |
87768352592 has 10 divisors (see below), whose sum is σ = 170051183178. Its totient is φ = 43884176288.
The previous prime is 87768352591. The next prime is 87768352619. The reversal of 87768352592 is 29525386778.
It can be written as a sum of positive squares in only one way, i.e., 72858965776 + 14909386816 = 269924^2 + 122104^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87768352591) by changing a digit.
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 as a sum of consecutive naturals, namely, 2742761003 + ... + 2742761034.
Almost surely, 287768352592 is an apocalyptic number.
It is an amenable number.
87768352592 is a deficient number, since it is larger than the sum of its proper divisors (82282830586).
87768352592 is a wasteful number, since it uses less digits than its factorization.
87768352592 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5485522045 (or 5485522039 counting only the distinct ones).
The product of its digits is 50803200, while the sum is 62.
The spelling of 87768352592 in words is "eighty-seven billion, seven hundred sixty-eight million, three hundred fifty-two thousand, five hundred ninety-two".
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