Base | Representation |
---|---|
bin | 111100111110111… |
… | …011110110100001 |
3 | 2122022012102221021 |
4 | 330332323312201 |
5 | 4043410143131 |
6 | 245305125441 |
7 | 34232320222 |
oct | 7476736641 |
9 | 2568172837 |
10 | 1023131041 |
11 | 485592549 |
12 | 246789881 |
13 | 133c787aa |
14 | 99c4d249 |
15 | 5ec4ee11 |
hex | 3cfbbda1 |
1023131041 has 8 divisors (see below), whose sum is σ = 1035039744. Its totient is φ = 1011272640.
The previous prime is 1023131029. The next prime is 1023131047. The reversal of 1023131041 is 1401313201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1023131041 - 211 = 1023128993 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1023131047) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29136 + ... + 53806.
It is an arithmetic number, because the mean of its divisors is an integer number (129379968).
Almost surely, 21023131041 is an apocalyptic number.
It is an amenable number.
1023131041 is a deficient number, since it is larger than the sum of its proper divisors (11908703).
1023131041 is a wasteful number, since it uses less digits than its factorization.
1023131041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25151.
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 1023131041 is about 31986.4196339634. The cubic root of 1023131041 is about 1007.6516499245.
Adding to 1023131041 its reverse (1401313201), we get a palindrome (2424444242).
The spelling of 1023131041 in words is "one billion, twenty-three million, one hundred thirty-one thousand, forty-one".
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