Base | Representation |
---|---|
bin | 100000011010101110100… |
… | …111101100111001010100 |
3 | 21212222010211021201211210 |
4 | 200122232213230321110 |
5 | 242444334002434140 |
6 | 4423222432501420 |
7 | 316643021352255 |
oct | 40325647547124 |
9 | 7788124251753 |
10 | 2227722702420 |
11 | 7898544306a6 |
12 | 2bb8b79aa870 |
13 | 1320c51c1977 |
14 | 79b7277ab2c |
15 | 3ce35190d80 |
hex | 206ae9ece54 |
2227722702420 has 96 divisors (see below), whose sum is σ = 6306747422976. Its totient is φ = 587489920000.
The previous prime is 2227722702383. The next prime is 2227722702421. The reversal of 2227722702420 is 242072277222.
2227722702420 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-3 number, since 3×22277227024203 (a number of 38 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2227722702421) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4978945 + ... + 5407895.
It is an arithmetic number, because the mean of its divisors is an integer number (65695285656).
Almost surely, 22227722702420 is an apocalyptic number.
2227722702420 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 2227722702420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3153373711488).
2227722702420 is an abundant number, since it is smaller than the sum of its proper divisors (4079024720556).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2227722702420 is a wasteful number, since it uses less digits than its factorization.
2227722702420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 429921 (or 429919 counting only the distinct ones).
The product of its (nonzero) digits is 175616, while the sum is 39.
Adding to 2227722702420 its reverse (242072277222), we get a palindrome (2469794979642).
The spelling of 2227722702420 in words is "two trillion, two hundred twenty-seven billion, seven hundred twenty-two million, seven hundred two thousand, four hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •