Base | Representation |
---|---|
bin | 1101011101000100011… |
… | …1110101110101111101 |
3 | 211002121200000000200001 |
4 | 3113101013311311331 |
5 | 12241334242313011 |
6 | 254103550034301 |
7 | 22461623355220 |
oct | 3272107656575 |
9 | 732550000601 |
10 | 231141760381 |
11 | 8a032552754 |
12 | 38968aa8991 |
13 | 18a480c6b1c |
14 | b28a0195b7 |
15 | 602c4327c1 |
hex | 35d11f5d7d |
231141760381 has 16 divisors (see below), whose sum is σ = 269225066880. Its totient is φ = 194360212800.
The previous prime is 231141760373. The next prime is 231141760391. The reversal of 231141760381 is 183067141132.
It is a cyclic number.
It is not a de Polignac number, because 231141760381 - 23 = 231141760373 is a prime.
It is a super-2 number, since 2×2311417603812 (a number of 24 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 231141760381.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231141760361) 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, 1422631 + ... + 1576756.
It is an arithmetic number, because the mean of its divisors is an integer number (16826566680).
Almost surely, 2231141760381 is an apocalyptic number.
It is an amenable number.
231141760381 is a deficient number, since it is larger than the sum of its proper divisors (38083306499).
231141760381 is a wasteful number, since it uses less digits than its factorization.
231141760381 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2999604.
The product of its (nonzero) digits is 24192, while the sum is 37.
The spelling of 231141760381 in words is "two hundred thirty-one billion, one hundred forty-one million, seven hundred sixty thousand, three hundred eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •