Base | Representation |
---|---|
bin | 1000000001100111… |
… | …0011111110010100 |
3 | 12120010121020121221 |
4 | 2000121303332110 |
5 | 13402442001012 |
6 | 553433020124 |
7 | 104245552426 |
oct | 20031637624 |
9 | 5503536557 |
10 | 2154250132 |
11 | a06022011 |
12 | 501554644 |
13 | 284403928 |
14 | 16616c816 |
15 | c91d1507 |
hex | 80673f94 |
2154250132 has 24 divisors (see below), whose sum is σ = 3995671680. Its totient is φ = 1012755840.
The previous prime is 2154250117. The next prime is 2154250139. The reversal of 2154250132 is 2310524512.
It is a junction number, because it is equal to n+sod(n) for n = 2154250097 and 2154250106.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2154250139) 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, 55407 + ... + 85897.
It is an arithmetic number, because the mean of its divisors is an integer number (166486320).
Almost surely, 22154250132 is an apocalyptic number.
It is an amenable number.
2154250132 is a deficient number, since it is larger than the sum of its proper divisors (1841421548).
2154250132 is a wasteful number, since it uses less digits than its factorization.
2154250132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31551 (or 31549 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 2154250132 is about 46413.9002024178. The cubic root of 2154250132 is about 1291.5127840839.
Adding to 2154250132 its reverse (2310524512), we get a palindrome (4464774644).
The spelling of 2154250132 in words is "two billion, one hundred fifty-four million, two hundred fifty thousand, one hundred thirty-two".
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