Base | Representation |
---|---|
bin | 10111010001000111011000… |
… | …001101000010010100011111 |
3 | 111102022202202212220102000102 |
4 | 113101013120031002110133 |
5 | 101403043321104420411 |
6 | 1001350152004451315 |
7 | 30361121050554524 |
oct | 2721073015022437 |
9 | 442282685812012 |
10 | 102331223123231 |
11 | 2a673478757933 |
12 | b5885876a9b3b |
13 | 4513a4010035b |
14 | 1b3ac0147b14b |
15 | bc6d0b13bd3b |
hex | 5d11d834251f |
102331223123231 has 2 divisors, whose sum is σ = 102331223123232. Its totient is φ = 102331223123230.
The previous prime is 102331223123161. The next prime is 102331223123249. The reversal of 102331223123231 is 132321322133201.
It is a strong prime.
It is an emirp because it is prime and its reverse (132321322133201) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-102331223123231 is a prime.
It is a super-2 number, since 2×1023312231232312 (a number of 29 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 102331223123194 and 102331223123203.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (102331223123281) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51165611561615 + 51165611561616.
It is an arithmetic number, because the mean of its divisors is an integer number (51165611561616).
Almost surely, 2102331223123231 is an apocalyptic number.
102331223123231 is a deficient number, since it is larger than the sum of its proper divisors (1).
102331223123231 is an equidigital number, since it uses as much as digits as its factorization.
102331223123231 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 7776, while the sum is 29.
Adding to 102331223123231 its reverse (132321322133201), we get a palindrome (234652545256432).
The spelling of 102331223123231 in words is "one hundred two trillion, three hundred thirty-one billion, two hundred twenty-three million, one hundred twenty-three thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •