Base | Representation |
---|---|
bin | 101000101001101001… |
… | …1001001000100100001 |
3 | 22100022212110121121210 |
4 | 1101103103021010201 |
5 | 2412240444411422 |
6 | 104034214540333 |
7 | 6210204114024 |
oct | 1212323110441 |
9 | 270285417553 |
10 | 87296872737 |
11 | 34027899618 |
12 | 14b036676a9 |
13 | 8302ab22a9 |
14 | 4321cd31bb |
15 | 240ddca10c |
hex | 14534c9121 |
87296872737 has 32 divisors (see below), whose sum is σ = 126180094464. Its totient is φ = 53474816000.
The previous prime is 87296872723. The next prime is 87296872753. The reversal of 87296872737 is 73727869278.
It is a cyclic number.
It is not a de Polignac number, because 87296872737 - 227 = 87162655009 is a prime.
It is not an unprimeable number, because it can be changed into a prime (87296872757) 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, 915787 + ... + 1006607.
It is an arithmetic number, because the mean of its divisors is an integer number (3943127952).
Almost surely, 287296872737 is an apocalyptic number.
It is an amenable number.
87296872737 is a deficient number, since it is larger than the sum of its proper divisors (38883221727).
87296872737 is a wasteful number, since it uses less digits than its factorization.
87296872737 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91289.
The product of its digits is 99574272, while the sum is 66.
The spelling of 87296872737 in words is "eighty-seven billion, two hundred ninety-six million, eight hundred seventy-two thousand, seven hundred thirty-seven".
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