Base | Representation |
---|---|
bin | 1001010011010101… |
… | …00011001011010100 |
3 | 110220001001211200000 |
4 | 10221222203023110 |
5 | 40211430043114 |
6 | 2143314251300 |
7 | 234520122456 |
oct | 45152431324 |
9 | 13801054600 |
10 | 4993987284 |
11 | 2132a80620 |
12 | b74586b30 |
13 | 617834b80 |
14 | 3553782d6 |
15 | 1e3669e09 |
hex | 129aa32d4 |
4993987284 has 576 divisors, whose sum is σ = 16985579520. Its totient is φ = 1259712000.
The previous prime is 4993987183. The next prime is 4993987373. The reversal of 4993987284 is 4827893994.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 81868614 + ... + 81868674.
Almost surely, 24993987284 is an apocalyptic number.
4993987284 is a gapful number since it is divisible by the number (44) 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 4993987284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8492789760).
4993987284 is an abundant number, since it is smaller than the sum of its proper divisors (11991592236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4993987284 is a wasteful number, since it uses less digits than its factorization.
4993987284 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154 (or 140 counting only the distinct ones).
The product of its digits is 31352832, while the sum is 63.
The square root of 4993987284 is about 70668.1490064654. The cubic root of 4993987284 is about 1709.2902317536.
The spelling of 4993987284 in words is "four billion, nine hundred ninety-three million, nine hundred eighty-seven thousand, two hundred eighty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.118 sec. • engine limits •