Base | Representation |
---|---|
bin | 1011101010001… |
… | …0011011001110 |
3 | 10102000100220100 |
4 | 2322202123032 |
5 | 100004243130 |
6 | 4504031530 |
7 | 1132432662 |
oct | 272423316 |
9 | 112010810 |
10 | 48899790 |
11 | 2566a155 |
12 | 144625a6 |
13 | a1916b4 |
14 | 66cc8a2 |
15 | 445dc60 |
hex | 2ea26ce |
48899790 has 48 divisors (see below), whose sum is σ = 129308400. Its totient is φ = 12817536.
The previous prime is 48899743. The next prime is 48899791. The reversal of 48899790 is 9799884.
48899790 is a `hidden beast` number, since 488 + 99 + 79 + 0 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48899791) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 706 + ... + 9914.
It is an arithmetic number, because the mean of its divisors is an integer number (2693925).
Almost surely, 248899790 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 48899790, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64654200).
48899790 is an abundant number, since it is smaller than the sum of its proper divisors (80408610).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48899790 is a wasteful number, since it uses less digits than its factorization.
48899790 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9281 (or 9278 counting only the distinct ones).
The product of its (nonzero) digits is 1306368, while the sum is 54.
The square root of 48899790 is about 6992.8384794731. The cubic root of 48899790 is about 365.6809456359.
The spelling of 48899790 in words is "forty-eight million, eight hundred ninety-nine thousand, seven hundred ninety".
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