Base | Representation |
---|---|
bin | 1011101000011… |
… | …1111110010010 |
3 | 10101210212021110 |
4 | 2322013332102 |
5 | 44442311232 |
6 | 4501434150 |
7 | 1131502050 |
oct | 272077622 |
9 | 111725243 |
10 | 48791442 |
11 | 255a5807 |
12 | 1440b956 |
13 | a15429b |
14 | 66a11d0 |
15 | 443bacc |
hex | 2e87f92 |
48791442 has 32 divisors (see below), whose sum is σ = 112223232. Its totient is φ = 13852944.
The previous prime is 48791401. The next prime is 48791443. The reversal of 48791442 is 24419784.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a self number, because there is not a number n which added to its sum of digits gives 48791442.
It is not an unprimeable number, because it can be changed into a prime (48791443) 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, 3283 + ... + 10409.
It is an arithmetic number, because the mean of its divisors is an integer number (3506976).
Almost surely, 248791442 is an apocalyptic number.
48791442 is a gapful number since it is divisible by the number (42) formed by its first and last digit.
48791442 is an abundant number, since it is smaller than the sum of its proper divisors (63431790).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48791442 is a wasteful number, since it uses less digits than its factorization.
48791442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7302.
The product of its digits is 64512, while the sum is 39.
The square root of 48791442 is about 6985.0871147037. The cubic root of 48791442 is about 365.4106643254.
The spelling of 48791442 in words is "forty-eight million, seven hundred ninety-one thousand, four hundred forty-two".
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