Base | Representation |
---|---|
bin | 1001101000100… |
… | …1011100010000 |
3 | 2211000222112000 |
4 | 2122021130100 |
5 | 40321040343 |
6 | 4002034000 |
7 | 1000320024 |
oct | 232113420 |
9 | 84028460 |
10 | 40408848 |
11 | 2089a847 |
12 | 11648900 |
13 | 84aa97c |
14 | 551c384 |
15 | 3832ed3 |
hex | 2689710 |
40408848 has 80 divisors (see below), whose sum is σ = 117403200. Its totient is φ = 13305600.
The previous prime is 40408831. The next prime is 40408853. The reversal of 40408848 is 84880404.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37923 + ... + 38973.
It is an arithmetic number, because the mean of its divisors is an integer number (1467540).
Almost surely, 240408848 is an apocalyptic number.
40408848 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 40408848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58701600).
40408848 is an abundant number, since it is smaller than the sum of its proper divisors (76994352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40408848 is a wasteful number, since it uses less digits than its factorization.
40408848 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1157 (or 1145 counting only the distinct ones).
The product of its (nonzero) digits is 32768, while the sum is 36.
The square root of 40408848 is about 6356.7954190771. The cubic root of 40408848 is about 343.1564422201.
The spelling of 40408848 in words is "forty million, four hundred eight thousand, eight hundred forty-eight".
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