Base | Representation |
---|---|
bin | 111000000000000010… |
… | …001111101011111001 |
3 | 12202012120110010111002 |
4 | 320000002033223321 |
5 | 1441121303140211 |
6 | 43342353214345 |
7 | 4226036451305 |
oct | 700002175371 |
9 | 182176403432 |
10 | 60130130681 |
11 | 23556989185 |
12 | b7a15613b5 |
13 | 58936c02aa |
14 | 2ca5c88d05 |
15 | 186ddaa03b |
hex | e0008faf9 |
60130130681 has 2 divisors, whose sum is σ = 60130130682. Its totient is φ = 60130130680.
The previous prime is 60130130657. The next prime is 60130130689. The reversal of 60130130681 is 18603103106.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 39029953600 + 21100177081 = 197560^2 + 145259^2 .
It is a cyclic number.
It is not a de Polignac number, because 60130130681 - 26 = 60130130617 is a prime.
It is a super-2 number, since 2×601301306812 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (60130130689) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30065065340 + 30065065341.
It is an arithmetic number, because the mean of its divisors is an integer number (30065065341).
Almost surely, 260130130681 is an apocalyptic number.
It is an amenable number.
60130130681 is a deficient number, since it is larger than the sum of its proper divisors (1).
60130130681 is an equidigital number, since it uses as much as digits as its factorization.
60130130681 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2592, while the sum is 29.
Adding to 60130130681 its reverse (18603103106), we get a palindrome (78733233787).
The spelling of 60130130681 in words is "sixty billion, one hundred thirty million, one hundred thirty thousand, six hundred eighty-one".
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