Base | Representation |
---|---|
bin | 111011011011110… |
… | …1001111000000000 |
3 | 12010222121222120100 |
4 | 1312313221320000 |
5 | 13041020112203 |
6 | 525520442400 |
7 | 100264164264 |
oct | 16667517000 |
9 | 5128558510 |
10 | 1994300928 |
11 | 933804894 |
12 | 477a79400 |
13 | 25a230329 |
14 | 14cc140a4 |
15 | ba138ea3 |
hex | 76de9e00 |
1994300928 has 240 divisors, whose sum is σ = 6209888256. Its totient is φ = 614338560.
The previous prime is 1994300927. The next prime is 1994300963. The reversal of 1994300928 is 8290034991.
1994300928 is a `hidden beast` number, since 199 + 430 + 0 + 9 + 28 = 666.
1994300928 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×19943009282 = 7954472382843322368, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1994300921) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3285201 + ... + 3285807.
Almost surely, 21994300928 is an apocalyptic number.
1994300928 is a gapful number since it is divisible by the number (18) 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 1994300928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3104944128).
1994300928 is an abundant number, since it is smaller than the sum of its proper divisors (4215587328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1994300928 is a wasteful number, since it uses less digits than its factorization.
1994300928 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 685 (or 666 counting only the distinct ones).
The product of its (nonzero) digits is 139968, while the sum is 45.
The square root of 1994300928 is about 44657.5965318332. The cubic root of 1994300928 is about 1258.7231812538.
The spelling of 1994300928 in words is "one billion, nine hundred ninety-four million, three hundred thousand, nine hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •