Base | Representation |
---|---|
bin | 1110101011111011001010 |
3 | 21020121010000 |
4 | 32223323022 |
5 | 1441144210 |
6 | 214303430 |
7 | 44503200 |
oct | 16537312 |
9 | 7217100 |
10 | 3849930 |
11 | 219a567 |
12 | 1357b76 |
13 | a4a486 |
14 | 723070 |
15 | 510ac0 |
hex | 3abeca |
3849930 has 120 divisors (see below), whose sum is σ = 12166308. Its totient is φ = 870912.
The previous prime is 3849929. The next prime is 3849943. The reversal of 3849930 is 399483.
It can be written as a sum of positive squares in 2 ways, for example, as 3814209 + 35721 = 1953^2 + 189^2 .
It is a super-2 number, since 2×38499302 = 29643922009800, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 39642 + ... + 39738.
Almost surely, 23849930 is an apocalyptic number.
3849930 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 3849930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6083154).
3849930 is an abundant number, since it is smaller than the sum of its proper divisors (8316378).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3849930 is a wasteful number, since it uses less digits than its factorization.
3849930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 130 (or 114 counting only the distinct ones).
The product of its (nonzero) digits is 23328, while the sum is 36.
The square root of 3849930 is about 1962.1238493021. The cubic root of 3849930 is about 156.7295708364.
The spelling of 3849930 in words is "three million, eight hundred forty-nine thousand, nine hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •