Base | Representation |
---|---|
bin | 10110111101101… |
… | …011101100010101 |
3 | 222211221200000202 |
4 | 112331223230111 |
5 | 1242112043001 |
6 | 102121350245 |
7 | 12355504532 |
oct | 2675535425 |
9 | 884850022 |
10 | 385268501 |
11 | 188523a22 |
12 | a9038385 |
13 | 61a84237 |
14 | 3924bd89 |
15 | 23c5396b |
hex | 16f6bb15 |
385268501 has 12 divisors (see below), whose sum is σ = 417003012. Its totient is φ = 355749888.
The previous prime is 385268489. The next prime is 385268503. The reversal of 385268501 is 105862583.
It can be written as a sum of positive squares in 6 ways, for example, as 68392900 + 316875601 = 8270^2 + 17801^2 .
It is a de Polignac number, because none of the positive numbers 2k-385268501 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (385268503) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2741 + ... + 27893.
It is an arithmetic number, because the mean of its divisors is an integer number (34750251).
Almost surely, 2385268501 is an apocalyptic number.
It is an amenable number.
385268501 is a deficient number, since it is larger than the sum of its proper divisors (31734511).
385268501 is a wasteful number, since it uses less digits than its factorization.
385268501 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25240 (or 25223 counting only the distinct ones).
The product of its (nonzero) digits is 57600, while the sum is 38.
The square root of 385268501 is about 19628.2577168734. The cubic root of 385268501 is about 727.6477113733.
The spelling of 385268501 in words is "three hundred eighty-five million, two hundred sixty-eight thousand, five hundred one".
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