Base | Representation |
---|---|
bin | 10010110101011110… |
… | …000101000110100111 |
3 | 1221012110211112000121 |
4 | 102311132011012213 |
5 | 312404423234003 |
6 | 13142503422411 |
7 | 1314115552144 |
oct | 226536050647 |
9 | 57173745017 |
10 | 20224430503 |
11 | 8639188a82 |
12 | 3b05154a07 |
13 | 1ba4036b54 |
14 | d9c0273cb |
15 | 7d57edcbd |
hex | 4b57851a7 |
20224430503 has 4 divisors (see below), whose sum is σ = 20227833808. Its totient is φ = 20221027200.
The previous prime is 20224430491. The next prime is 20224430507. The reversal of 20224430503 is 30503442202.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20224430503 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20224430507) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1692723 + ... + 1704628.
It is an arithmetic number, because the mean of its divisors is an integer number (5056958452).
Almost surely, 220224430503 is an apocalyptic number.
20224430503 is a deficient number, since it is larger than the sum of its proper divisors (3403305).
20224430503 is an equidigital number, since it uses as much as digits as its factorization.
20224430503 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3403304.
The product of its (nonzero) digits is 5760, while the sum is 25.
Adding to 20224430503 its reverse (30503442202), we get a palindrome (50727872705).
The spelling of 20224430503 in words is "twenty billion, two hundred twenty-four million, four hundred thirty thousand, five hundred three".
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