Base | Representation |
---|---|
bin | 1011011011111… |
… | …0101100000110 |
3 | 10100020222022220 |
4 | 2312332230012 |
5 | 44234420412 |
6 | 4432033210 |
7 | 1121466300 |
oct | 266765406 |
9 | 110228286 |
10 | 47966982 |
11 | 25092338 |
12 | 14092806 |
13 | 9c25c3b |
14 | 6528970 |
15 | 432768c |
hex | 2dbeb06 |
47966982 has 96 divisors (see below), whose sum is σ = 121697280. Its totient is φ = 12519360.
The previous prime is 47966959. The next prime is 47966987. The reversal of 47966982 is 28966974.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47966987) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 173028 + ... + 173304.
It is an arithmetic number, because the mean of its divisors is an integer number (1267680).
Almost surely, 247966982 is an apocalyptic number.
47966982 is a gapful number since it is divisible by the number (42) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 47966982, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60848640).
47966982 is an abundant number, since it is smaller than the sum of its proper divisors (73730298).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47966982 is a wasteful number, since it uses less digits than its factorization.
47966982 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 346 (or 339 counting only the distinct ones).
The product of its digits is 1306368, while the sum is 51.
The square root of 47966982 is about 6925.8199514570. The cubic root of 47966982 is about 363.3407693304.
The spelling of 47966982 in words is "forty-seven million, nine hundred sixty-six thousand, nine hundred eighty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •