Base | Representation |
---|---|
bin | 100101000101100… |
… | …101111011000000 |
3 | 1121100211012112210 |
4 | 211011211323000 |
5 | 2233242114130 |
6 | 141424222120 |
7 | 21263544225 |
oct | 4505457300 |
9 | 1540735483 |
10 | 622223040 |
11 | 29a25741a |
12 | 15446a940 |
13 | 9bba9b1a |
14 | 5c8cd94c |
15 | 3995c5b0 |
hex | 25165ec0 |
622223040 has 112 divisors (see below), whose sum is σ = 1980700128. Its totient is φ = 165494784.
The previous prime is 622223009. The next prime is 622223047. The reversal of 622223040 is 40322226.
It is a junction number, because it is equal to n+sod(n) for n = 622222998 and 622223016.
It is not an unprimeable number, because it can be changed into a prime (622223047) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 568734 + ... + 569826.
Almost surely, 2622223040 is an apocalyptic number.
622223040 is a gapful number since it is divisible by the number (60) 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 622223040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (990350064).
622223040 is an abundant number, since it is smaller than the sum of its proper divisors (1358477088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
622223040 is a wasteful number, since it uses less digits than its factorization.
622223040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1706 (or 1696 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 21.
The square root of 622223040 is about 24944.3989705104. The cubic root of 622223040 is about 853.7198173353.
Adding to 622223040 its reverse (40322226), we get a palindrome (662545266).
The spelling of 622223040 in words is "six hundred twenty-two million, two hundred twenty-three thousand, forty".
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