Base | Representation |
---|---|
bin | 100000000101110000110… |
… | …010010010110111110100 |
3 | 21210211000220112002202022 |
4 | 200011300302102313310 |
5 | 242112232334034130 |
6 | 4405020521132312 |
7 | 315215112411401 |
oct | 40056062226764 |
9 | 7724026462668 |
10 | 2205210455540 |
11 | 7802518a3394 |
12 | 2b747462a098 |
13 | 12cc481ba421 |
14 | 78a389772a8 |
15 | 3c568aca7e5 |
hex | 20170c92df4 |
2205210455540 has 48 divisors (see below), whose sum is σ = 4637048532480. Its totient is φ = 880921466880.
The previous prime is 2205210455531. The next prime is 2205210455549. The reversal of 2205210455540 is 455540125022.
It is an interprime number because it is at equal distance from previous prime (2205210455531) and next prime (2205210455549).
It is a self number, because there is not a number n which added to its sum of digits gives 2205210455540.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2205210455549) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105355796 + ... + 105376724.
It is an arithmetic number, because the mean of its divisors is an integer number (96605177760).
Almost surely, 22205210455540 is an apocalyptic number.
2205210455540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2205210455540 is an abundant number, since it is smaller than the sum of its proper divisors (2431838076940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2205210455540 is a wasteful number, since it uses less digits than its factorization.
2205210455540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27632 (or 27630 counting only the distinct ones).
The product of its (nonzero) digits is 80000, while the sum is 35.
The spelling of 2205210455540 in words is "two trillion, two hundred five billion, two hundred ten million, four hundred fifty-five thousand, five hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •