Base | Representation |
---|---|
bin | 1001010011100001100001… |
… | …0100011110110000101011 |
3 | 1100020002001101100100211000 |
4 | 2110320120110132300223 |
5 | 2320111112122334011 |
6 | 33432022112010043 |
7 | 2104111134103245 |
oct | 224703024366053 |
9 | 40202041310730 |
10 | 10231020121131 |
11 | 3294a51155367 |
12 | 1192a0bb30923 |
13 | 592a1cca3254 |
14 | 275280d23095 |
15 | 12b1eb849356 |
hex | 94e1851ec2b |
10231020121131 has 32 divisors (see below), whose sum is σ = 15495179673600. Its totient is φ = 6668822223360.
The previous prime is 10231020121111. The next prime is 10231020121141. The reversal of 10231020121131 is 13112102013201.
10231020121131 is a `hidden beast` number, since 1 + 0 + 2 + 310 + 201 + 21 + 131 = 666.
It is not a de Polignac number, because 10231020121131 - 26 = 10231020121067 is a prime.
It is a super-2 number, since 2×102310201211312 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (10231020121111) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2810166 + ... + 5325323.
It is an arithmetic number, because the mean of its divisors is an integer number (484224364800).
Almost surely, 210231020121131 is an apocalyptic number.
10231020121131 is a deficient number, since it is larger than the sum of its proper divisors (5264159552469).
10231020121131 is an equidigital number, since it uses as much as digits as its factorization.
10231020121131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8136536 (or 8136530 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 18.
Adding to 10231020121131 its reverse (13112102013201), we get a palindrome (23343122134332).
The spelling of 10231020121131 in words is "ten trillion, two hundred thirty-one billion, twenty million, one hundred twenty-one thousand, one hundred thirty-one".
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