Base | Representation |
---|---|
bin | 1000100001100110… |
… | …1000011001111110 |
3 | 12220111001210202000 |
4 | 2020121220121332 |
5 | 14141313423403 |
6 | 1015024443130 |
7 | 110465152551 |
oct | 21031503176 |
9 | 5814053660 |
10 | 2288420478 |
11 | a748321a3 |
12 | 53a4794a6 |
13 | 2a614c676 |
14 | 179cd6698 |
15 | d5d857a3 |
hex | 8866867e |
2288420478 has 32 divisors (see below), whose sum is σ = 5088576000. Its totient is φ = 762327288.
The previous prime is 2288420471. The next prime is 2288420501. The reversal of 2288420478 is 8740248822.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2288420471) 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, 79275 + ... + 104217.
It is an arithmetic number, because the mean of its divisors is an integer number (159018000).
Almost surely, 22288420478 is an apocalyptic number.
2288420478 is an abundant number, since it is smaller than the sum of its proper divisors (2800155522).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2288420478 is a wasteful number, since it uses less digits than its factorization.
2288420478 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26653 (or 26647 counting only the distinct ones).
The product of its (nonzero) digits is 458752, while the sum is 45.
The square root of 2288420478 is about 47837.4380375873. The cubic root of 2288420478 is about 1317.7871706161.
The spelling of 2288420478 in words is "two billion, two hundred eighty-eight million, four hundred twenty thousand, four hundred seventy-eight".
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