Base | Representation |
---|---|
bin | 10110111110111… |
… | …010100101011001 |
3 | 222212120002021220 |
4 | 112332322211121 |
5 | 1242202413031 |
6 | 102132322253 |
7 | 12361321611 |
oct | 2676724531 |
9 | 885502256 |
10 | 385591641 |
11 | 188724786 |
12 | a9173389 |
13 | 61b68346 |
14 | 392d3a41 |
15 | 23cb9596 |
hex | 16fba959 |
385591641 has 8 divisors (see below), whose sum is σ = 514529280. Its totient is φ = 256857552.
The previous prime is 385591631. The next prime is 385591651. The reversal of 385591641 is 146195583.
It is an interprime number because it is at equal distance from previous prime (385591631) and next prime (385591651).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 385591641 - 211 = 385589593 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 385591593 and 385591602.
It is not an unprimeable number, because it can be changed into a prime (385591601) 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, 46410 + ... + 54083.
It is an arithmetic number, because the mean of its divisors is an integer number (64316160).
Almost surely, 2385591641 is an apocalyptic number.
It is an amenable number.
385591641 is a deficient number, since it is larger than the sum of its proper divisors (128937639).
385591641 is a wasteful number, since it uses less digits than its factorization.
385591641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101775.
The product of its digits is 129600, while the sum is 42.
The square root of 385591641 is about 19636.4874914023. The cubic root of 385591641 is about 727.8510902059.
The spelling of 385591641 in words is "three hundred eighty-five million, five hundred ninety-one thousand, six hundred forty-one".
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