Base | Representation |
---|---|
bin | 1011100111110… |
… | …0011100110000 |
3 | 10101201110112020 |
4 | 2321330130300 |
5 | 44434303430 |
6 | 4500431440 |
7 | 1131214326 |
oct | 271743460 |
9 | 111643466 |
10 | 48744240 |
11 | 255732a6 |
12 | 143a8580 |
13 | a13895c |
14 | 668bd16 |
15 | 442cb10 |
hex | 2e7c730 |
48744240 has 80 divisors (see below), whose sum is σ = 152990208. Its totient is φ = 12836608.
The previous prime is 48744209. The next prime is 48744247. The reversal of 48744240 is 4244784.
It is a tau number, because it is divible by the number of its divisors (80).
It is not an unprimeable number, because it can be changed into a prime (48744247) 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, 18697 + ... + 21143.
Almost surely, 248744240 is an apocalyptic number.
48744240 is a gapful number since it is divisible by the number (40) 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 48744240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76495104).
48744240 is an abundant number, since it is smaller than the sum of its proper divisors (104245968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48744240 is a wasteful number, since it uses less digits than its factorization.
48744240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2546 (or 2540 counting only the distinct ones).
The product of its (nonzero) digits is 28672, while the sum is 33.
The square root of 48744240 is about 6981.7075275322. The cubic root of 48744240 is about 365.2927906537.
It can be divided in two parts, 48744 and 240, that added together give a palindrome (48984).
The spelling of 48744240 in words is "forty-eight million, seven hundred forty-four thousand, two hundred forty".
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