Base | Representation |
---|---|
bin | 10011111100001110… |
… | …001111110100011110 |
3 | 2001021012102222201001 |
4 | 103330032033310132 |
5 | 322322313244210 |
6 | 13500345540514 |
7 | 1355411266501 |
oct | 237416176436 |
9 | 61235388631 |
10 | 21411462430 |
11 | 90982376a6 |
12 | 41967a473a |
13 | 2032c3a7c7 |
14 | 107193d138 |
15 | 854b2703a |
hex | 4fc38fd1e |
21411462430 has 32 divisors (see below), whose sum is σ = 41324307840. Its totient is φ = 7958745600.
The previous prime is 21411462419. The next prime is 21411462433. The reversal of 21411462430 is 3426411412.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21411462433) 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, 783721 + ... + 810580.
It is an arithmetic number, because the mean of its divisors is an integer number (1291384620).
Almost surely, 221411462430 is an apocalyptic number.
21411462430 is a deficient number, since it is larger than the sum of its proper divisors (19912845410).
21411462430 is a wasteful number, since it uses less digits than its factorization.
21411462430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1594404.
The product of its (nonzero) digits is 4608, while the sum is 28.
Adding to 21411462430 its reverse (3426411412), we get a palindrome (24837873842).
The spelling of 21411462430 in words is "twenty-one billion, four hundred eleven million, four hundred sixty-two thousand, four hundred thirty".
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