Base | Representation |
---|---|
bin | 100101000110010… |
… | …010001010010100 |
3 | 1121101011102010001 |
4 | 211012102022110 |
5 | 2233313413434 |
6 | 141432141044 |
7 | 21265230430 |
oct | 4506221224 |
9 | 1541142101 |
10 | 622404244 |
11 | 29a370580 |
12 | 154537784 |
13 | 9bc41447 |
14 | 5c9399c0 |
15 | 39996114 |
hex | 25192294 |
622404244 has 24 divisors (see below), whose sum is σ = 1357973568. Its totient is φ = 242495040.
The previous prime is 622404229. The next prime is 622404257. The reversal of 622404244 is 442404226.
It is a super-3 number, since 3×6224042443 (a number of 27 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1010089 + ... + 1010704.
It is an arithmetic number, because the mean of its divisors is an integer number (56582232).
Almost surely, 2622404244 is an apocalyptic number.
It is an amenable number.
622404244 is an abundant number, since it is smaller than the sum of its proper divisors (735569324).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
622404244 is a wasteful number, since it uses less digits than its factorization.
622404244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2020815 (or 2020813 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 28.
The square root of 622404244 is about 24948.0308641784. The cubic root of 622404244 is about 853.8026828145.
The spelling of 622404244 in words is "six hundred twenty-two million, four hundred four thousand, two hundred forty-four".
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