Base | Representation |
---|---|
bin | 10010111101110010000000 |
3 | 100100120211010 |
4 | 102331302000 |
5 | 2233043043 |
6 | 254320520 |
7 | 60154413 |
oct | 22756200 |
9 | 10316733 |
10 | 4971648 |
11 | 2896300 |
12 | 17b9140 |
13 | 1050c06 |
14 | 935b7a |
15 | 683133 |
hex | 4bdc80 |
4971648 has 96 divisors (see below), whose sum is σ = 14651280. Its totient is φ = 1492480.
The previous prime is 4971643. The next prime is 4971671. The reversal of 4971648 is 8461794.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (96).
It is not an unprimeable number, because it can be changed into a prime (4971643) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46411 + ... + 46517.
Almost surely, 24971648 is an apocalyptic number.
4971648 is a gapful number since it is divisible by the number (48) 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 4971648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7325640).
4971648 is an abundant number, since it is smaller than the sum of its proper divisors (9679632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4971648 is a wasteful number, since it uses less digits than its factorization.
4971648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 146 (or 123 counting only the distinct ones).
The product of its digits is 48384, while the sum is 39.
The square root of 4971648 is about 2229.7192648403. The cubic root of 4971648 is about 170.6737735756.
It can be divided in two parts, 497 and 1648, that added together give a triangular number (2145 = T65).
The spelling of 4971648 in words is "four million, nine hundred seventy-one thousand, six hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •