Base | Representation |
---|---|
bin | 101010011100000… |
… | …1011011101011000 |
3 | 10200020112100210120 |
4 | 1110320023131120 |
5 | 10404021410034 |
6 | 353145313240 |
7 | 50200624551 |
oct | 12470133530 |
9 | 3606470716 |
10 | 1424013144 |
11 | 670900174 |
12 | 338a95820 |
13 | 199038738 |
14 | d71a3328 |
15 | 85039c49 |
hex | 54e0b758 |
1424013144 has 64 divisors (see below), whose sum is σ = 3697574400. Its totient is φ = 456676224.
The previous prime is 1424013137. The next prime is 1424013163. The reversal of 1424013144 is 4413104241.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55854 + ... + 77250.
It is an arithmetic number, because the mean of its divisors is an integer number (57774600).
Almost surely, 21424013144 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 1424013144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1848787200).
1424013144 is an abundant number, since it is smaller than the sum of its proper divisors (2273561256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1424013144 is a wasteful number, since it uses less digits than its factorization.
1424013144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21512 (or 21508 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 24.
The square root of 1424013144 is about 37736.0986854762. The cubic root of 1424013144 is about 1125.0487271734.
Adding to 1424013144 its reverse (4413104241), we get a palindrome (5837117385).
The spelling of 1424013144 in words is "one billion, four hundred twenty-four million, thirteen thousand, one hundred forty-four".
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