Base | Representation |
---|---|
bin | 1010100111111011… |
… | …1011111101101000 |
3 | 21100202020220001111 |
4 | 2221332323331220 |
5 | 21320033114130 |
6 | 1150553000104 |
7 | 130446210526 |
oct | 25176737550 |
9 | 7322226044 |
10 | 2851848040 |
11 | 1233880708 |
12 | 6770b3034 |
13 | 365ab1862 |
14 | 1d0a7d316 |
15 | 11a57c02a |
hex | a9fbbf68 |
2851848040 has 32 divisors (see below), whose sum is σ = 6427113480. Its totient is φ = 1138880512.
The previous prime is 2851847969. The next prime is 2851848049. The reversal of 2851848040 is 408481582.
It can be written as a sum of positive squares in 4 ways, for example, as 1957000644 + 894847396 = 44238^2 + 29914^2 .
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a junction number, because it is equal to n+sod(n) for n = 2851847984 and 2851848002.
It is not an unprimeable number, because it can be changed into a prime (2851848049) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33097 + ... + 82456.
Almost surely, 22851848040 is an apocalyptic number.
2851848040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2851848040 is an abundant number, since it is smaller than the sum of its proper divisors (3575265440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2851848040 is a wasteful number, since it uses less digits than its factorization.
2851848040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 116181 (or 116177 counting only the distinct ones).
The product of its (nonzero) digits is 81920, while the sum is 40.
The square root of 2851848040 is about 53402.6969356417. The cubic root of 2851848040 is about 1418.1063232131.
The spelling of 2851848040 in words is "two billion, eight hundred fifty-one million, eight hundred forty-eight thousand, forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •