Base | Representation |
---|---|
bin | 1001000110011110011101… |
… | …11110011010011111111011 |
3 | 2121212021220220122211100210 |
4 | 10203033032332122133323 |
5 | 10110401102111200102 |
6 | 110322102310402203 |
7 | 4133641523320521 |
oct | 443171676323773 |
9 | 77767826584323 |
10 | 20013725100027 |
11 | 641685607590a |
12 | 22b2964060363 |
13 | b223949726b9 |
14 | 4d2953016311 |
15 | 24a909cb736c |
hex | 1233cef9a7fb |
20013725100027 has 32 divisors (see below), whose sum is σ = 28197855616000. Its totient is φ = 12591547096320.
The previous prime is 20013725099981. The next prime is 20013725100091. The reversal of 20013725100027 is 72000152731002.
It is not a de Polignac number, because 20013725100027 - 210 = 20013725099003 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20013725099967 and 20013725100003.
It is not an unprimeable number, because it can be changed into a prime (20013725100727) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15923502 + ... + 17134332.
It is an arithmetic number, because the mean of its divisors is an integer number (881182988000).
Almost surely, 220013725100027 is an apocalyptic number.
20013725100027 is a deficient number, since it is larger than the sum of its proper divisors (8184130515973).
20013725100027 is a wasteful number, since it uses less digits than its factorization.
20013725100027 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1211971.
The product of its (nonzero) digits is 5880, while the sum is 30.
Adding to 20013725100027 its reverse (72000152731002), we get a palindrome (92013877831029).
The spelling of 20013725100027 in words is "twenty trillion, thirteen billion, seven hundred twenty-five million, one hundred thousand, twenty-seven".
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