Base | Representation |
---|---|
bin | 10101110100001000… |
… | …111010111010111111 |
3 | 2020110102010112221222 |
4 | 111310020322322333 |
5 | 340432333111111 |
6 | 14432135143555 |
7 | 1456311015521 |
oct | 256410727277 |
9 | 66412115858 |
10 | 23423332031 |
11 | 9a2a951050 |
12 | 4658514bbb |
13 | 22939ac6a8 |
14 | 11c2c07a11 |
15 | 9215817db |
hex | 57423aebf |
23423332031 has 16 divisors (see below), whose sum is σ = 26970984960. Its totient is φ = 20118170880.
The previous prime is 23423332027. The next prime is 23423332039. The reversal of 23423332031 is 13023332432.
It is a cyclic number.
It is not a de Polignac number, because 23423332031 - 22 = 23423332027 is a prime.
It is a super-2 number, since 2×234233320312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23423332039) 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, 75986 + ... + 229391.
It is an arithmetic number, because the mean of its divisors is an integer number (1685686560).
Almost surely, 223423332031 is an apocalyptic number.
23423332031 is a deficient number, since it is larger than the sum of its proper divisors (3547652929).
23423332031 is a wasteful number, since it uses less digits than its factorization.
23423332031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 305774.
The product of its (nonzero) digits is 7776, while the sum is 26.
Adding to 23423332031 its reverse (13023332432), we get a palindrome (36446664463).
The spelling of 23423332031 in words is "twenty-three billion, four hundred twenty-three million, three hundred thirty-two thousand, thirty-one".
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