Base | Representation |
---|---|
bin | 10101000000001110010… |
… | …110111101101011100010 |
3 | 12002222112112111111201220 |
4 | 111000032112331223202 |
5 | 142121440034143130 |
6 | 3023022113435510 |
7 | 206164361553666 |
oct | 25001626755342 |
9 | 5088475444656 |
10 | 1443349912290 |
11 | 507137440a90 |
12 | 1b3892b6bb96 |
13 | a61519c5c50 |
14 | 4dc03a668a6 |
15 | 27828ca8410 |
hex | 1500e5bdae2 |
1443349912290 has 512 divisors, whose sum is σ = 4316379217920. Its totient is φ = 304040217600.
The previous prime is 1443349912267. The next prime is 1443349912337. The reversal of 1443349912290 is 922199433441.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 2190211981 + ... + 2190212639.
It is an arithmetic number, because the mean of its divisors is an integer number (8430428160).
Almost surely, 21443349912290 is an apocalyptic number.
1443349912290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 1443349912290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2158189608960).
1443349912290 is an abundant number, since it is smaller than the sum of its proper divisors (2873029305630).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1443349912290 is a wasteful number, since it uses less digits than its factorization.
1443349912290 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1150.
The product of its (nonzero) digits is 1679616, while the sum is 51.
The spelling of 1443349912290 in words is "one trillion, four hundred forty-three billion, three hundred forty-nine million, nine hundred twelve thousand, two hundred ninety".
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