Base | Representation |
---|---|
bin | 10111000011010… |
… | …000001111111001 |
3 | 222221200212101120 |
4 | 113003100033321 |
5 | 1243000311303 |
6 | 102212535453 |
7 | 12404066442 |
oct | 2703201771 |
9 | 887625346 |
10 | 386728953 |
11 | 189331206 |
12 | a9621589 |
13 | 62175c00 |
14 | 3950c2c9 |
15 | 23e41553 |
hex | 170d03f9 |
386728953 has 12 divisors (see below), whose sum is σ = 558354960. Its totient is φ = 237986736.
The previous prime is 386728939. The next prime is 386729023. The reversal of 386728953 is 359827683.
It is not a de Polignac number, because 386728953 - 26 = 386728889 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 386728896 and 386728905.
It is not an unprimeable number, because it can be changed into a prime (386728913) 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, 380883 + ... + 381896.
It is an arithmetic number, because the mean of its divisors is an integer number (46529580).
Almost surely, 2386728953 is an apocalyptic number.
It is an amenable number.
386728953 is a deficient number, since it is larger than the sum of its proper divisors (171626007).
386728953 is a wasteful number, since it uses less digits than its factorization.
386728953 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 762808 (or 762795 counting only the distinct ones).
The product of its digits is 2177280, while the sum is 51.
The square root of 386728953 is about 19665.4253195806. The cubic root of 386728953 is about 728.5659926710.
The spelling of 386728953 in words is "three hundred eighty-six million, seven hundred twenty-eight thousand, nine hundred fifty-three".
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