Base | Representation |
---|---|
bin | 101111000010111101… |
… | …1001011010000011101 |
3 | 100122210000220011212221 |
4 | 1132011323023100131 |
5 | 3123402432131031 |
6 | 114225115425341 |
7 | 10204434302554 |
oct | 1360573132035 |
9 | 318700804787 |
10 | 101031130141 |
11 | 39935491477 |
12 | 176b7155251 |
13 | 96b1329116 |
14 | 4c65d92d9b |
15 | 2964a19a11 |
hex | 1785ecb41d |
101031130141 has 2 divisors, whose sum is σ = 101031130142. Its totient is φ = 101031130140.
The previous prime is 101031130139. The next prime is 101031130153. The reversal of 101031130141 is 141031130101.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 60206927641 + 40824202500 = 245371^2 + 202050^2 .
It is a cyclic number.
It is not a de Polignac number, because 101031130141 - 21 = 101031130139 is a prime.
Together with 101031130139, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (101031100141) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50515565070 + 50515565071.
It is an arithmetic number, because the mean of its divisors is an integer number (50515565071).
Almost surely, 2101031130141 is an apocalyptic number.
It is an amenable number.
101031130141 is a deficient number, since it is larger than the sum of its proper divisors (1).
101031130141 is an equidigital number, since it uses as much as digits as its factorization.
101031130141 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 101031130141 its reverse (141031130101), we get a palindrome (242062260242).
The spelling of 101031130141 in words is "one hundred one billion, thirty-one million, one hundred thirty thousand, one hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •