Base | Representation |
---|---|
bin | 1000111100101011… |
… | …1010010100101100 |
3 | 20012101210100121012 |
4 | 2033022322110230 |
5 | 14404403032340 |
6 | 1034203124352 |
7 | 113344452632 |
oct | 21712722454 |
9 | 6171710535 |
10 | 2402002220 |
11 | 102295a902 |
12 | 5705136b8 |
13 | 2c383a0b7 |
14 | 18b021352 |
15 | e0d1e565 |
hex | 8f2ba52c |
2402002220 has 48 divisors (see below), whose sum is σ = 5238148608. Its totient is φ = 924503040.
The previous prime is 2402002219. The next prime is 2402002259. The reversal of 2402002220 is 222002042.
2402002220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×24020022202 = 11539229329769856800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2402002195 and 2402002204.
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, 39797 + ... + 79923.
It is an arithmetic number, because the mean of its divisors is an integer number (109128096).
Almost surely, 22402002220 is an apocalyptic number.
2402002220 is a gapful number since it is divisible by the number (20) 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 2402002220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2619074304).
2402002220 is an abundant number, since it is smaller than the sum of its proper divisors (2836146388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2402002220 is a wasteful number, since it uses less digits than its factorization.
2402002220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40250 (or 40248 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 14.
The square root of 2402002220 is about 49010.2256677114. The cubic root of 2402002220 is about 1339.2381166868.
Adding to 2402002220 its reverse (222002042), we get a palindrome (2624004262).
The spelling of 2402002220 in words is "two billion, four hundred two million, two thousand, two hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •