Base | Representation |
---|---|
bin | 111000101011011000… |
… | …111100000110110001 |
3 | 12211002021010022201111 |
4 | 320223120330012301 |
5 | 1444114010000311 |
6 | 43542455233321 |
7 | 4253051133640 |
oct | 705330740661 |
9 | 184067108644 |
10 | 60857500081 |
11 | 2389a521614 |
12 | b965078841 |
13 | 597b2c31a1 |
14 | 2d34709357 |
15 | 18b2b86d21 |
hex | e2b63c1b1 |
60857500081 has 16 divisors (see below), whose sum is σ = 70534333440. Its totient is φ = 51431017680.
The previous prime is 60857500051. The next prime is 60857500097. The reversal of 60857500081 is 18000575806.
60857500081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 60857500081 - 215 = 60857467313 is a prime.
It is a super-2 number, since 2×608575000812 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (60857500051) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34501 + ... + 350578.
It is an arithmetic number, because the mean of its divisors is an integer number (4408395840).
Almost surely, 260857500081 is an apocalyptic number.
It is an amenable number.
60857500081 is a deficient number, since it is larger than the sum of its proper divisors (9676833359).
60857500081 is a wasteful number, since it uses less digits than its factorization.
60857500081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 385404.
The product of its (nonzero) digits is 67200, while the sum is 40.
The spelling of 60857500081 in words is "sixty billion, eight hundred fifty-seven million, five hundred thousand, eighty-one".
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