Base | Representation |
---|---|
bin | 10101011100110100… |
… | …000111111101001111 |
3 | 2012110010210001102011 |
4 | 111130310013331033 |
5 | 334132143120211 |
6 | 14325235442051 |
7 | 1443516543652 |
oct | 253464077517 |
9 | 65403701364 |
10 | 23032004431 |
11 | 9849a69907 |
12 | 4569456327 |
13 | 22308b65b7 |
14 | 1186c5d899 |
15 | 8ec032921 |
hex | 55cd07f4f |
23032004431 has 8 divisors (see below), whose sum is σ = 24045888384. Its totient is φ = 22019161560.
The previous prime is 23032004417. The next prime is 23032004449. The reversal of 23032004431 is 13440023032.
It is a happy number.
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 23032004431 - 25 = 23032004399 is a prime.
It is a super-2 number, since 2×230320044312 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23032004491) 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, 214881 + ... + 303706.
It is an arithmetic number, because the mean of its divisors is an integer number (3005736048).
Almost surely, 223032004431 is an apocalyptic number.
23032004431 is a deficient number, since it is larger than the sum of its proper divisors (1013883953).
23032004431 is a wasteful number, since it uses less digits than its factorization.
23032004431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 520541.
The product of its (nonzero) digits is 1728, while the sum is 22.
Adding to 23032004431 its reverse (13440023032), we get a palindrome (36472027463).
The spelling of 23032004431 in words is "twenty-three billion, thirty-two million, four thousand, four hundred thirty-one".
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