Base | Representation |
---|---|
bin | 1001000111001… |
… | …1101111101110 |
3 | 2122220220212101 |
4 | 2101303233232 |
5 | 34241112310 |
6 | 3443125314 |
7 | 642613552 |
oct | 221635756 |
9 | 78826771 |
10 | 38222830 |
11 | 1a637418 |
12 | 1097383a |
13 | 7bc3979 |
14 | 510d862 |
15 | 355043a |
hex | 2473bee |
38222830 has 32 divisors (see below), whose sum is σ = 70722720. Its totient is φ = 14868480.
The previous prime is 38222801. The next prime is 38222831. The reversal of 38222830 is 3822283.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38222831) 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, 59310 + ... + 59950.
It is an arithmetic number, because the mean of its divisors is an integer number (2210085).
Almost surely, 238222830 is an apocalyptic number.
38222830 is a deficient number, since it is larger than the sum of its proper divisors (32499890).
38222830 is a wasteful number, since it uses less digits than its factorization.
38222830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 804.
The product of its (nonzero) digits is 4608, while the sum is 28.
The square root of 38222830 is about 6182.4614839075. The cubic root of 38222830 is about 336.8534085819.
The spelling of 38222830 in words is "thirty-eight million, two hundred twenty-two thousand, eight hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •