Base | Representation |
---|---|
bin | 10110110101010… |
… | …011111101011100 |
3 | 222200211011221010 |
4 | 112311103331130 |
5 | 1241031333030 |
6 | 102002335220 |
7 | 12331035141 |
oct | 2665237534 |
9 | 880734833 |
10 | 383074140 |
11 | 1872652a9 |
12 | a835a510 |
13 | 614964b7 |
14 | 38c3a3c8 |
15 | 2396d6b0 |
hex | 16d53f5c |
383074140 has 24 divisors (see below), whose sum is σ = 1072607760. Its totient is φ = 102153088.
The previous prime is 383074123. The next prime is 383074147. The reversal of 383074140 is 41470383.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 383074098 and 383074107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (383074147) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3192225 + ... + 3192344.
It is an arithmetic number, because the mean of its divisors is an integer number (44691990).
Almost surely, 2383074140 is an apocalyptic number.
383074140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
383074140 is an abundant number, since it is smaller than the sum of its proper divisors (689533620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
383074140 is a wasteful number, since it uses less digits than its factorization.
383074140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6384581 (or 6384579 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 30.
The square root of 383074140 is about 19572.2798876370. The cubic root of 383074140 is about 726.2636005957.
The spelling of 383074140 in words is "three hundred eighty-three million, seventy-four thousand, one hundred forty".
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