Base | Representation |
---|---|
bin | 1111111100010011… |
… | …0010100011101110 |
3 | 102001020112100221110 |
4 | 3333010302203232 |
5 | 32231014230432 |
6 | 1544351212450 |
7 | 211022455125 |
oct | 37704624356 |
9 | 12036470843 |
10 | 4279445742 |
11 | 18a66a9a20 |
12 | 9b5217126 |
13 | 5327a3a20 |
14 | 2c84d6abc |
15 | 1a0a73dcc |
hex | ff1328ee |
4279445742 has 128 divisors (see below), whose sum is σ = 10359562752. Its totient is φ = 1161216000.
The previous prime is 4279445741. The next prime is 4279445759. The reversal of 4279445742 is 2475449724.
It is a junction number, because it is equal to n+sod(n) for n = 4279445691 and 4279445700.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4279445741) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7120242 + ... + 7120842.
It is an arithmetic number, because the mean of its divisors is an integer number (80934084).
Almost surely, 24279445742 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4279445742, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5179781376).
4279445742 is an abundant number, since it is smaller than the sum of its proper divisors (6080117010).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4279445742 is a wasteful number, since it uses less digits than its factorization.
4279445742 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 866.
The product of its digits is 2257920, while the sum is 48.
The square root of 4279445742 is about 65417.4727576662. The cubic root of 4279445742 is about 1623.5381873299.
The spelling of 4279445742 in words is "four billion, two hundred seventy-nine million, four hundred forty-five thousand, seven hundred forty-two".
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