Base | Representation |
---|---|
bin | 1001000111001… |
… | …1010011111010 |
3 | 2122220211102110 |
4 | 2101303103322 |
5 | 34241033200 |
6 | 3443113150 |
7 | 642605430 |
oct | 221632372 |
9 | 78824373 |
10 | 38221050 |
11 | 1a63604a |
12 | 109727b6 |
13 | 7bc2c0a |
14 | 510cd50 |
15 | 354eb50 |
hex | 24734fa |
38221050 has 96 divisors (see below), whose sum is σ = 109814400. Its totient is φ = 8616960.
The previous prime is 38221039. The next prime is 38221067. The reversal of 38221050 is 5012283.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 93246 + ... + 93654.
It is an arithmetic number, because the mean of its divisors is an integer number (1143900).
Almost surely, 238221050 is an apocalyptic number.
38221050 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 38221050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54907200).
38221050 is an abundant number, since it is smaller than the sum of its proper divisors (71593350).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38221050 is a wasteful number, since it uses less digits than its factorization.
38221050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 520 (or 515 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 38221050 is about 6182.3175266238. The cubic root of 38221050 is about 336.8481795223.
The spelling of 38221050 in words is "thirty-eight million, two hundred twenty-one thousand, fifty".
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