Base | Representation |
---|---|
bin | 10111011011010011000111… |
… | …100010011110111101001001 |
3 | 111111210200002011012202112210 |
4 | 113123103013202132331021 |
5 | 102001030013414431441 |
6 | 1003043444301055333 |
7 | 30462513542232630 |
oct | 2733230742367511 |
9 | 444720064182483 |
10 | 103031023202121 |
11 | 2a913236647873 |
12 | b680129257549 |
13 | 4564a2600cb81 |
14 | 1b62a29dc0517 |
15 | bda1178a3616 |
hex | 5db4c789ef49 |
103031023202121 has 16 divisors (see below), whose sum is σ = 157001237105024. Its totient is φ = 58874276888064.
The previous prime is 103031023202117. The next prime is 103031023202249. The reversal of 103031023202121 is 121202320130301.
It is not a de Polignac number, because 103031023202121 - 22 = 103031023202117 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (103031023201121) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22592680 + ... + 26767353.
It is an arithmetic number, because the mean of its divisors is an integer number (9812577319064).
Almost surely, 2103031023202121 is an apocalyptic number.
It is an amenable number.
103031023202121 is a deficient number, since it is larger than the sum of its proper divisors (53970213902903).
103031023202121 is an equidigital number, since it uses as much as digits as its factorization.
103031023202121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49459440.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 103031023202121 its reverse (121202320130301), we get a palindrome (224233343332422).
The spelling of 103031023202121 in words is "one hundred three trillion, thirty-one billion, twenty-three million, two hundred two thousand, one hundred twenty-one".
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