Base | Representation |
---|---|
bin | 101111111110010011… |
… | …0001101100100111001 |
3 | 100211220210022010002002 |
4 | 1133330212031210321 |
5 | 3141442130421241 |
6 | 115154441350345 |
7 | 10304661412445 |
oct | 1377446154471 |
9 | 324823263062 |
10 | 103022123321 |
11 | 3a767337087 |
12 | 17b71a983b5 |
13 | 993a96b9b0 |
14 | 4db4585825 |
15 | 2a2e6ed89b |
hex | 17fc98d939 |
103022123321 has 4 divisors (see below), whose sum is σ = 110946902052. Its totient is φ = 95097344592.
The previous prime is 103022123311. The next prime is 103022123333. The reversal of 103022123321 is 123321220301.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 123321220301 = 23 ⋅5361792187.
It can be written as a sum of positive squares in 2 ways, for example, as 8180298025 + 94841825296 = 90445^2 + 307964^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-103022123321 is a prime.
It is a super-2 number, since 2×1030221233212 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 103022123293 and 103022123302.
It is not an unprimeable number, because it can be changed into a prime (103022123311) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3962389346 + ... + 3962389371.
It is an arithmetic number, because the mean of its divisors is an integer number (27736725513).
Almost surely, 2103022123321 is an apocalyptic number.
It is an amenable number.
103022123321 is a deficient number, since it is larger than the sum of its proper divisors (7924778731).
103022123321 is an equidigital number, since it uses as much as digits as its factorization.
103022123321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7924778730.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 103022123321 its reverse (123321220301), we get a palindrome (226343343622).
The spelling of 103022123321 in words is "one hundred three billion, twenty-two million, one hundred twenty-three thousand, three hundred twenty-one".
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