Base | Representation |
---|---|
bin | 1000011001011100… |
… | …1111100101000001 |
3 | 12211002202021000210 |
4 | 2012113033211001 |
5 | 14104041140230 |
6 | 1011404104333 |
7 | 106601503320 |
oct | 20627174501 |
9 | 5732667023 |
10 | 2254240065 |
11 | a57506a20 |
12 | 52ab350a9 |
13 | 29c04297c |
14 | 17555a0b7 |
15 | d2d82eb0 |
hex | 865cf941 |
2254240065 has 128 divisors (see below), whose sum is σ = 4649508864. Its totient is φ = 905472000.
The previous prime is 2254240063. The next prime is 2254240099. The reversal of 2254240065 is 5600424522.
It is a happy number.
It is not a de Polignac number, because 2254240065 - 21 = 2254240063 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2254240063) by changing a digit.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 8571124 + ... + 8571386.
It is an arithmetic number, because the mean of its divisors is an integer number (36324288).
Almost surely, 22254240065 is an apocalyptic number.
It is an amenable number.
2254240065 is an abundant number, since it is smaller than the sum of its proper divisors (2395268799).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2254240065 is a wasteful number, since it uses less digits than its factorization.
2254240065 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 511.
The product of its (nonzero) digits is 19200, while the sum is 30.
The square root of 2254240065 is about 47478.8380755048. The cubic root of 2254240065 is about 1311.1933001413.
Adding to 2254240065 its reverse (5600424522), we get a palindrome (7854664587).
The spelling of 2254240065 in words is "two billion, two hundred fifty-four million, two hundred forty thousand, sixty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.085 sec. • engine limits •