Base | Representation |
---|---|
bin | 10110111100110… |
… | …110110011011100 |
3 | 222211112122212022 |
4 | 112330312303130 |
5 | 1242033124433 |
6 | 102112555312 |
7 | 12353613125 |
oct | 2674666334 |
9 | 884478768 |
10 | 385051868 |
11 | 188396193 |
12 | a8b52b38 |
13 | 61a09756 |
14 | 391d304c |
15 | 23c0e698 |
hex | 16f36cdc |
385051868 has 12 divisors (see below), whose sum is σ = 695577792. Its totient is φ = 186315360.
The previous prime is 385051847. The next prime is 385051889. The reversal of 385051868 is 868150583.
It is an interprime number because it is at equal distance from previous prime (385051847) and next prime (385051889).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1552505 + ... + 1552752.
It is an arithmetic number, because the mean of its divisors is an integer number (57964816).
Almost surely, 2385051868 is an apocalyptic number.
It is an amenable number.
385051868 is a deficient number, since it is larger than the sum of its proper divisors (310525924).
385051868 is a wasteful number, since it uses less digits than its factorization.
385051868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3105292 (or 3105290 counting only the distinct ones).
The product of its (nonzero) digits is 230400, while the sum is 44.
The square root of 385051868 is about 19622.7385448617. The cubic root of 385051868 is about 727.5113025566.
The spelling of 385051868 in words is "three hundred eighty-five million, fifty-one thousand, eight hundred sixty-eight".
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