Base | Representation |
---|---|
bin | 100000000111101110000… |
… | …001001001101000000110 |
3 | 21211000110100000022102120 |
4 | 200013232001021220012 |
5 | 242131033221024310 |
6 | 4410005213550410 |
7 | 315321144123651 |
oct | 40075601115006 |
9 | 7730410008376 |
10 | 2207311501830 |
11 | 78112a886586 |
12 | 2b79601a5406 |
13 | 1301c1583596 |
14 | 78b97a16898 |
15 | 3c63d29cb70 |
hex | 201ee049a06 |
2207311501830 has 32 divisors (see below), whose sum is σ = 5576365900800. Its totient is φ = 557636589792.
The previous prime is 2207311501763. The next prime is 2207311501883. The reversal of 2207311501830 is 381051137022.
It is a happy number.
It is a super-2 number, since 2×22073115018302 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2207311501791 and 2207311501800.
It is a congruent number.
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, 1936237590 + ... + 1936238729.
It is an arithmetic number, because the mean of its divisors is an integer number (174261434400).
Almost surely, 22207311501830 is an apocalyptic number.
2207311501830 is an abundant number, since it is smaller than the sum of its proper divisors (3369054398970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2207311501830 is a wasteful number, since it uses less digits than its factorization.
2207311501830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3872476348.
The product of its (nonzero) digits is 10080, while the sum is 33.
Adding to 2207311501830 its reverse (381051137022), we get a palindrome (2588362638852).
The spelling of 2207311501830 in words is "two trillion, two hundred seven billion, three hundred eleven million, five hundred one thousand, eight hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.306 sec. • engine limits •