Base | Representation |
---|---|
bin | 10110110110000… |
… | …100010111000011 |
3 | 222201012020212121 |
4 | 112312010113003 |
5 | 1241104204022 |
6 | 102010505111 |
7 | 12332522131 |
oct | 2666042703 |
9 | 881166777 |
10 | 383272387 |
11 | 187390243 |
12 | a8435197 |
13 | 615357c4 |
14 | 38c8c751 |
15 | 239ac2c7 |
hex | 16d845c3 |
383272387 has 8 divisors (see below), whose sum is σ = 394797312. Its totient is φ = 371851200.
The previous prime is 383272369. The next prime is 383272471. The reversal of 383272387 is 783272383.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-383272387 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is a Duffinian number.
It is a zygodrome in base 9.
It is not an unprimeable number, because it can be changed into a prime (383272187) 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, 18403 + ... + 33244.
It is an arithmetic number, because the mean of its divisors is an integer number (49349664).
Almost surely, 2383272387 is an apocalyptic number.
383272387 is a deficient number, since it is larger than the sum of its proper divisors (11524925).
383272387 is a wasteful number, since it uses less digits than its factorization.
383272387 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51869.
The product of its digits is 338688, while the sum is 43.
The square root of 383272387 is about 19577.3437166537. The cubic root of 383272387 is about 726.3888633363.
The spelling of 383272387 in words is "three hundred eighty-three million, two hundred seventy-two thousand, three hundred eighty-seven".
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