Base | Representation |
---|---|
bin | 101001000010101100… |
… | …1111101111101000000 |
3 | 22102111110022002000000 |
4 | 1102011121331331000 |
5 | 2421001201214013 |
6 | 104253445000000 |
7 | 6240062404323 |
oct | 1220531757500 |
9 | 272443262000 |
10 | 88137523008 |
11 | 34419374607 |
12 | 150b90b3000 |
13 | 8407cc89a2 |
14 | 43a18007ba |
15 | 245cad1973 |
hex | 148567df40 |
88137523008 has 196 divisors, whose sum is σ = 264160109220. Its totient is φ = 29162612736.
The previous prime is 88137523007. The next prime is 88137523027. The reversal of 88137523008 is 80032573188.
It can be written as a sum of positive squares in 2 ways, for example, as 72550499904 + 15587023104 = 269352^2 + 124848^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (88137523007) by changing a digit.
It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 6384978 + ... + 6398766.
Almost surely, 288137523008 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 88137523008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132080054610).
88137523008 is an abundant number, since it is smaller than the sum of its proper divisors (176022586212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
88137523008 is a wasteful number, since it uses less digits than its factorization.
88137523008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13956 (or 13931 counting only the distinct ones).
The product of its (nonzero) digits is 322560, while the sum is 45.
The spelling of 88137523008 in words is "eighty-eight billion, one hundred thirty-seven million, five hundred twenty-three thousand, eight".
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