Base | Representation |
---|---|
bin | 111100111110111… |
… | …111000001010111 |
3 | 2122022020002202002 |
4 | 330332333001113 |
5 | 4043411102043 |
6 | 245305305515 |
7 | 34232403116 |
oct | 7476770127 |
9 | 2568202662 |
10 | 1023144023 |
11 | 4855a1280 |
12 | 24679529b |
13 | 133c81685 |
14 | 99c53c7d |
15 | 5ec53bb8 |
hex | 3cfbf057 |
1023144023 has 8 divisors (see below), whose sum is σ = 1116408960. Its totient is φ = 929921080.
The previous prime is 1023144013. The next prime is 1023144043. The reversal of 1023144023 is 3204413201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1023144023 - 222 = 1018949719 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1023143986 and 1023144004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1023144013) 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, 62636 + ... + 77262.
It is an arithmetic number, because the mean of its divisors is an integer number (139551120).
Almost surely, 21023144023 is an apocalyptic number.
1023144023 is a deficient number, since it is larger than the sum of its proper divisors (93264937).
1023144023 is a wasteful number, since it uses less digits than its factorization.
1023144023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20997.
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 1023144023 is about 31986.6225631904. The cubic root of 1023144023 is about 1007.6559117697.
Adding to 1023144023 its reverse (3204413201), we get a palindrome (4227557224).
The spelling of 1023144023 in words is "one billion, twenty-three million, one hundred forty-four thousand, twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •