Base | Representation |
---|---|
bin | 10110101010110… |
… | …100010000011101 |
3 | 222111122101212022 |
4 | 112222310100131 |
5 | 1234330312340 |
6 | 101423345525 |
7 | 12265455650 |
oct | 2652642035 |
9 | 874571768 |
10 | 380322845 |
11 | 185756201 |
12 | a74522a5 |
13 | 60a42106 |
14 | 38721897 |
15 | 235c83b5 |
hex | 16ab441d |
380322845 has 16 divisors (see below), whose sum is σ = 522238080. Its totient is φ = 260466624.
The previous prime is 380322841. The next prime is 380322853. The reversal of 380322845 is 548223083.
It is a cyclic number.
It is not a de Polignac number, because 380322845 - 22 = 380322841 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (380322841) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23486 + ... + 36224.
It is an arithmetic number, because the mean of its divisors is an integer number (32639880).
Almost surely, 2380322845 is an apocalyptic number.
380322845 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
380322845 is a deficient number, since it is larger than the sum of its proper divisors (141915235).
380322845 is a wasteful number, since it uses less digits than its factorization.
380322845 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13604.
The product of its (nonzero) digits is 46080, while the sum is 35.
The square root of 380322845 is about 19501.8677310662. The cubic root of 380322845 is about 724.5207105653.
The spelling of 380322845 in words is "three hundred eighty million, three hundred twenty-two thousand, eight hundred forty-five".
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