Base | Representation |
---|---|
bin | 1111010111110111101010 |
3 | 21120202000200 |
4 | 33113313222 |
5 | 2012424210 |
6 | 222213030 |
7 | 46153032 |
oct | 17276752 |
9 | 7522020 |
10 | 4029930 |
11 | 2302823 |
12 | 1424176 |
13 | ab1398 |
14 | 76c8c2 |
15 | 5490c0 |
hex | 3d7dea |
4029930 has 24 divisors (see below), whose sum is σ = 10478052. Its totient is φ = 1074624.
The previous prime is 4029923. The next prime is 4029937. The reversal of 4029930 is 399204.
It is an interprime number because it is at equal distance from previous prime (4029923) and next prime (4029937).
It can be written as a sum of positive squares in 2 ways, for example, as 3790809 + 239121 = 1947^2 + 489^2 .
It is a junction number, because it is equal to n+sod(n) for n = 4029894 and 4029903.
It is not an unprimeable number, because it can be changed into a prime (4029937) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22299 + ... + 22478.
Almost surely, 24029930 is an apocalyptic number.
4029930 is an abundant number, since it is smaller than the sum of its proper divisors (6448122).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4029930 is a wasteful number, since it uses less digits than its factorization.
4029930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44790 (or 44787 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 27.
The square root of 4029930 is about 2007.4685551709. The cubic root of 4029930 is about 159.1350460593.
The spelling of 4029930 in words is "four million, twenty-nine thousand, nine hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •