Base | Representation |
---|---|
bin | 1010001101100… |
… | …0011101001100 |
3 | 2222120222020010 |
4 | 2203120131030 |
5 | 41431022034 |
6 | 4125553220 |
7 | 1030021524 |
oct | 243303514 |
9 | 88528203 |
10 | 42829644 |
11 | 221a3600 |
12 | 12415810 |
13 | 8b477b0 |
14 | 598c684 |
15 | 3b603e9 |
hex | 28d874c |
42829644 has 72 divisors (see below), whose sum is σ = 118348720. Its totient is φ = 11975040.
The previous prime is 42829627. The next prime is 42829651. The reversal of 42829644 is 44692824.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17742 + ... + 20010.
Almost surely, 242829644 is an apocalyptic number.
42829644 is a gapful number since it is divisible by the number (44) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 42829644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59174360).
42829644 is an abundant number, since it is smaller than the sum of its proper divisors (75519076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42829644 is a wasteful number, since it uses less digits than its factorization.
42829644 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2311 (or 2298 counting only the distinct ones).
The product of its digits is 110592, while the sum is 39.
The square root of 42829644 is about 6544.4361101626. The cubic root of 42829644 is about 349.8765387675.
The spelling of 42829644 in words is "forty-two million, eight hundred twenty-nine thousand, six hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.000 sec. • engine limits •