Base | Representation |
---|---|
bin | 10101011100110100… |
… | …100110111010101011 |
3 | 2012110011000111100220 |
4 | 111130310212322223 |
5 | 334132211144433 |
6 | 14325242301123 |
7 | 1443520612452 |
oct | 253464467253 |
9 | 65404014326 |
10 | 23032131243 |
11 | 984a046110 |
12 | 45694b77a3 |
13 | 223092c234 |
14 | 1186c93b99 |
15 | 8ec05a2b3 |
hex | 55cd26eab |
23032131243 has 16 divisors (see below), whose sum is σ = 33540414336. Its totient is φ = 13942562240.
The previous prime is 23032131217. The next prime is 23032131257. The reversal of 23032131243 is 34213123032.
It is a cyclic number.
It is not a de Polignac number, because 23032131243 - 232 = 18737163947 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23032138243) 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, 378921 + ... + 435482.
It is an arithmetic number, because the mean of its divisors is an integer number (2096275896).
Almost surely, 223032131243 is an apocalyptic number.
23032131243 is a deficient number, since it is larger than the sum of its proper divisors (10508283093).
23032131243 is a wasteful number, since it uses less digits than its factorization.
23032131243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 815274.
The product of its (nonzero) digits is 2592, while the sum is 24.
Adding to 23032131243 its reverse (34213123032), we get a palindrome (57245254275).
The spelling of 23032131243 in words is "twenty-three billion, thirty-two million, one hundred thirty-one thousand, two hundred forty-three".
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