Base | Representation |
---|---|
bin | 1111110010100101110100 |
3 | 21210022011101 |
4 | 33302211310 |
5 | 2024430010 |
6 | 224415444 |
7 | 50120110 |
oct | 17624564 |
9 | 7708141 |
10 | 4139380 |
11 | 2377a83 |
12 | 1477584 |
13 | b1c14b |
14 | 79a740 |
15 | 56b73a |
hex | 3f2974 |
4139380 has 24 divisors (see below), whose sum is σ = 9934848. Its totient is φ = 1419168.
The previous prime is 4139351. The next prime is 4139383. The reversal of 4139380 is 839314.
4139380 = T271 + T272 + ... + T354.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4139383) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14644 + ... + 14923.
It is an arithmetic number, because the mean of its divisors is an integer number (413952).
Almost surely, 24139380 is an apocalyptic number.
It is an amenable number.
4139380 is an abundant number, since it is smaller than the sum of its proper divisors (5795468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4139380 is a wasteful number, since it uses less digits than its factorization.
4139380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29583 (or 29581 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 28.
The square root of 4139380 is about 2034.5466325450. The cubic root of 4139380 is about 160.5628613475.
The spelling of 4139380 in words is "four million, one hundred thirty-nine thousand, three hundred eighty".
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