Base | Representation |
---|---|
bin | 10110111111011… |
… | …001100110111110 |
3 | 222212210112121110 |
4 | 112333121212332 |
5 | 1242220444333 |
6 | 102135142450 |
7 | 12362361240 |
oct | 2677314676 |
9 | 885715543 |
10 | 385718718 |
11 | 188801200 |
12 | a9214a26 |
13 | 61bb1138 |
14 | 39328090 |
15 | 23ce2063 |
hex | 16fd99be |
385718718 has 96 divisors (see below), whose sum is σ = 983646720. Its totient is φ = 98683200.
The previous prime is 385718701. The next prime is 385718737. The reversal of 385718718 is 817817583.
It is a happy number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 360288 + ... + 361356.
It is an arithmetic number, because the mean of its divisors is an integer number (10246320).
Almost surely, 2385718718 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 385718718, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (491823360).
385718718 is an abundant number, since it is smaller than the sum of its proper divisors (597928002).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
385718718 is a wasteful number, since it uses less digits than its factorization.
385718718 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1174 (or 1163 counting only the distinct ones).
The product of its digits is 376320, while the sum is 48.
The square root of 385718718 is about 19639.7229613862. The cubic root of 385718718 is about 727.9310391849.
The spelling of 385718718 in words is "three hundred eighty-five million, seven hundred eighteen thousand, seven hundred eighteen".
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