Base | Representation |
---|---|
bin | 1010011000011011… |
… | …1101011010000010 |
3 | 21012012221020212100 |
4 | 2212012331122002 |
5 | 21201412422432 |
6 | 1140311411230 |
7 | 126026524332 |
oct | 24606753202 |
9 | 7165836770 |
10 | 2786842242 |
11 | 1200110908 |
12 | 659383b16 |
13 | 3554a12a2 |
14 | 1c619b0c2 |
15 | 1149db07c |
hex | a61bd682 |
2786842242 has 48 divisors (see below), whose sum is σ = 6454401408. Its totient is φ = 866880960.
The previous prime is 2786842231. The next prime is 2786842243. The reversal of 2786842242 is 2422486872.
It is not an unprimeable number, because it can be changed into a prime (2786842243) 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, 65118 + ... + 99065.
It is an arithmetic number, because the mean of its divisors is an integer number (134466696).
Almost surely, 22786842242 is an apocalyptic number.
2786842242 is an abundant number, since it is smaller than the sum of its proper divisors (3667559166).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2786842242 is a wasteful number, since it uses less digits than its factorization.
2786842242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 164255 (or 164252 counting only the distinct ones).
The product of its digits is 688128, while the sum is 45.
The square root of 2786842242 is about 52790.5506885465. The cubic root of 2786842242 is about 1407.2485016830.
The spelling of 2786842242 in words is "two billion, seven hundred eighty-six million, eight hundred forty-two thousand, two hundred forty-two".
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