Base | Representation |
---|---|
bin | 10011000101001011001… |
… | …011000111011101100110 |
3 | 11122100111121111001112210 |
4 | 103011023023013131212 |
5 | 132440342403340010 |
6 | 2442211412424250 |
7 | 163506260030631 |
oct | 23051313073546 |
9 | 4570447431483 |
10 | 1311226230630 |
11 | 4660a7029448 |
12 | 19215b018086 |
13 | 96856b61464 |
14 | 4766c508c18 |
15 | 241947a0b20 |
hex | 1314b2c7766 |
1311226230630 has 64 divisors (see below), whose sum is σ = 3164870024640. Its totient is φ = 347673329664.
The previous prime is 1311226230569. The next prime is 1311226230673. The reversal of 1311226230630 is 360326221131.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4141806 + ... + 4447134.
It is an arithmetic number, because the mean of its divisors is an integer number (49451094135).
Almost surely, 21311226230630 is an apocalyptic number.
1311226230630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1311226230630 is an abundant number, since it is smaller than the sum of its proper divisors (1853643794010).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1311226230630 is a wasteful number, since it uses less digits than its factorization.
1311226230630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 306153.
The product of its (nonzero) digits is 7776, while the sum is 30.
The spelling of 1311226230630 in words is "one trillion, three hundred eleven billion, two hundred twenty-six million, two hundred thirty thousand, six hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •