Base | Representation |
---|---|
bin | 1001010010000110010001… |
… | …0011100001100101111111 |
3 | 1100010201211021201011010000 |
4 | 2110201210103201211333 |
5 | 2314210430413311411 |
6 | 33412451331245343 |
7 | 2102253131131215 |
oct | 224414423414577 |
9 | 40121737634100 |
10 | 10206525135231 |
11 | 328562139a967 |
12 | 118a114749853 |
13 | 590618289159 |
14 | 273dd9a78cb5 |
15 | 12a766180956 |
hex | 948644e197f |
10206525135231 has 20 divisors (see below), whose sum is σ = 15285189508072. Its totient is φ = 6787210647888.
The previous prime is 10206525135199. The next prime is 10206525135239. The reversal of 10206525135231 is 13253152560201.
10206525135231 is a `hidden beast` number, since 1 + 0 + 2 + 0 + 65 + 2 + 513 + 52 + 31 = 666.
It is not a de Polignac number, because 10206525135231 - 25 = 10206525135199 is a prime.
It is a super-2 number, since 2×102065251352312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10206525135239) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 158666185 + ... + 158730498.
Almost surely, 210206525135231 is an apocalyptic number.
10206525135231 is a deficient number, since it is larger than the sum of its proper divisors (5078664372841).
10206525135231 is an equidigital number, since it uses as much as digits as its factorization.
10206525135231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 317397092 (or 317397083 counting only the distinct ones).
The product of its (nonzero) digits is 54000, while the sum is 36.
Adding to 10206525135231 its reverse (13253152560201), we get a palindrome (23459677695432).
The spelling of 10206525135231 in words is "ten trillion, two hundred six billion, five hundred twenty-five million, one hundred thirty-five thousand, two hundred thirty-one".
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