Base | Representation |
---|---|
bin | 101111100100000010… |
… | …1000010100110101001 |
3 | 100202122101100001010000 |
4 | 1133020011002212221 |
5 | 3133141044344033 |
6 | 114531204213213 |
7 | 10244102165100 |
oct | 1371005024651 |
9 | 322571301100 |
10 | 102141012393 |
11 | 3a354a36432 |
12 | 1796699a209 |
13 | 982a259b94 |
14 | 4d2d545037 |
15 | 29cc1a3a13 |
hex | 17c81429a9 |
102141012393 has 30 divisors (see below), whose sum is σ = 177492212106. Its totient is φ = 58366290528.
The previous prime is 102141012371. The next prime is 102141012397. The reversal of 102141012393 is 393210141201.
102141012393 is a `hidden beast` number, since 10 + 2 + 1 + 410 + 1 + 239 + 3 = 666.
It can be written as a sum of positive squares in only one way, i.e., 101781417024 + 359595369 = 319032^2 + 18963^2 .
It is not a de Polignac number, because 102141012393 - 26 = 102141012329 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (102141012397) by changing a digit.
It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 12863380 + ... + 12871317.
Almost surely, 2102141012393 is an apocalyptic number.
It is an amenable number.
102141012393 is a deficient number, since it is larger than the sum of its proper divisors (75351199713).
102141012393 is an equidigital number, since it uses as much as digits as its factorization.
102141012393 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25734723 (or 25734707 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 27.
Adding to 102141012393 its reverse (393210141201), we get a palindrome (495351153594).
The spelling of 102141012393 in words is "one hundred two billion, one hundred forty-one million, twelve thousand, three hundred ninety-three".
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