Base | Representation |
---|---|
bin | 101111101011111101… |
… | …1011110111001111011 |
3 | 100210022220201200101222 |
4 | 1133113323132321323 |
5 | 3134212134123311 |
6 | 115013424102255 |
7 | 10253511435041 |
oct | 1372773367173 |
9 | 323286650358 |
10 | 102406942331 |
11 | 3a48105a541 |
12 | 17a1ba6498b |
13 | 9870389285 |
14 | 4d569aa391 |
15 | 29e56d2adb |
hex | 17d7edee7b |
102406942331 has 2 divisors, whose sum is σ = 102406942332. Its totient is φ = 102406942330.
The previous prime is 102406942213. The next prime is 102406942361. The reversal of 102406942331 is 133249604201.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 102406942331 - 214 = 102406925947 is a prime.
It is a super-2 number, since 2×1024069423312 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 102406942291 and 102406942300.
It is not a weakly prime, because it can be changed into another prime (102406942361) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51203471165 + 51203471166.
It is an arithmetic number, because the mean of its divisors is an integer number (51203471166).
Almost surely, 2102406942331 is an apocalyptic number.
102406942331 is a deficient number, since it is larger than the sum of its proper divisors (1).
102406942331 is an equidigital number, since it uses as much as digits as its factorization.
102406942331 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 31104, while the sum is 35.
The spelling of 102406942331 in words is "one hundred two billion, four hundred six million, nine hundred forty-two thousand, three hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •