Base | Representation |
---|---|
bin | 10111100100111000011100 |
3 | 102121222212222 |
4 | 113210320130 |
5 | 3040233010 |
6 | 340244512 |
7 | 103350413 |
oct | 27447034 |
9 | 12558788 |
10 | 6180380 |
11 | 3541458 |
12 | 20a0738 |
13 | 138513b |
14 | b6c47a |
15 | 821355 |
hex | 5e4e1c |
6180380 has 12 divisors (see below), whose sum is σ = 12978840. Its totient is φ = 2472144.
The previous prime is 6180379. The next prime is 6180389. The reversal of 6180380 is 830816.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6180389) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154490 + ... + 154529.
It is an arithmetic number, because the mean of its divisors is an integer number (1081570).
Almost surely, 26180380 is an apocalyptic number.
It is an amenable number.
6180380 is an abundant number, since it is smaller than the sum of its proper divisors (6798460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6180380 is a wasteful number, since it uses less digits than its factorization.
6180380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 309028 (or 309026 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 26.
The square root of 6180380 is about 2486.0370069651. The cubic root of 6180380 is about 183.5150668085.
The spelling of 6180380 in words is "six million, one hundred eighty thousand, three hundred eighty".
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