Base | Representation |
---|---|
bin | 100101011001111… |
… | …0010000011000000 |
3 | 10020110200002111121 |
4 | 1022303302003000 |
5 | 10032300311240 |
6 | 324312522024 |
7 | 43050034423 |
oct | 11263620300 |
9 | 3213602447 |
10 | 1255088320 |
11 | 594512482 |
12 | 2b03b0314 |
13 | 170041915 |
14 | bc98d9ba |
15 | 752bd04a |
hex | 4acf20c0 |
1255088320 has 112 divisors (see below), whose sum is σ = 3247948800. Its totient is φ = 460200960.
The previous prime is 1255088309. The next prime is 1255088321. The reversal of 1255088320 is 238805521.
It is not an unprimeable number, because it can be changed into a prime (1255088321) 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, 185151 + ... + 191809.
Almost surely, 21255088320 is an apocalyptic number.
1255088320 is a gapful number since it is divisible by the number (10) 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 1255088320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1623974400).
1255088320 is an abundant number, since it is smaller than the sum of its proper divisors (1992860480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1255088320 is a wasteful number, since it uses less digits than its factorization.
1255088320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6726 (or 6716 counting only the distinct ones).
The product of its (nonzero) digits is 19200, while the sum is 34.
The square root of 1255088320 is about 35427.2256887270. The cubic root of 1255088320 is about 1078.6770265997.
The spelling of 1255088320 in words is "one billion, two hundred fifty-five million, eighty-eight thousand, three hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.102 sec. • engine limits •