Base | Representation |
---|---|
bin | 101010100011000… |
… | …0010001001100000 |
3 | 10200111100212210122 |
4 | 1111012002021200 |
5 | 10410434120044 |
6 | 353355215412 |
7 | 50243532251 |
oct | 12506021140 |
9 | 3614325718 |
10 | 1427645024 |
11 | 672960923 |
12 | 33a147568 |
13 | 199a0a890 |
14 | d786ab28 |
15 | 85505dee |
hex | 55182260 |
1427645024 has 48 divisors (see below), whose sum is σ = 3065267520. Its totient is φ = 650557440.
The previous prime is 1427644991. The next prime is 1427645027. The reversal of 1427645024 is 4205467241.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1427645027) 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, 11144 + ... + 54584.
It is an arithmetic number, because the mean of its divisors is an integer number (63859740).
Almost surely, 21427645024 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1427645024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1532633760).
1427645024 is an abundant number, since it is smaller than the sum of its proper divisors (1637622496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1427645024 is a wasteful number, since it uses less digits than its factorization.
1427645024 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43543 (or 43535 counting only the distinct ones).
The product of its (nonzero) digits is 53760, while the sum is 35.
The square root of 1427645024 is about 37784.1901329114. The cubic root of 1427645024 is about 1126.0043768569.
The spelling of 1427645024 in words is "one billion, four hundred twenty-seven million, six hundred forty-five thousand, twenty-four".
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