Base | Representation |
---|---|
bin | 1011001011000011100… |
… | …10110111000011101001 |
3 | 1100200220011001102220122 |
4 | 11211201302313003221 |
5 | 22242203024441014 |
6 | 452205151133025 |
7 | 36510136030160 |
oct | 5454162670351 |
9 | 1320804042818 |
10 | 383892812009 |
11 | 138898536693 |
12 | 62498b14175 |
13 | 2a27c5c5985 |
14 | 1481accc3d7 |
15 | 9ebc7cd58e |
hex | 5961cb70e9 |
383892812009 has 16 divisors (see below), whose sum is σ = 439209738240. Its totient is φ = 328694870160.
The previous prime is 383892811987. The next prime is 383892812027. The reversal of 383892812009 is 900218298383.
It is a cyclic number.
It is not a de Polignac number, because 383892812009 - 232 = 379597844713 is a prime.
It is a super-2 number, since 2×3838928120092 (a number of 24 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (383892812509) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28618514 + ... + 28631924.
It is an arithmetic number, because the mean of its divisors is an integer number (27450608640).
Almost surely, 2383892812009 is an apocalyptic number.
It is an amenable number.
383892812009 is a deficient number, since it is larger than the sum of its proper divisors (55316926231).
383892812009 is a wasteful number, since it uses less digits than its factorization.
383892812009 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17540.
The product of its (nonzero) digits is 1492992, while the sum is 53.
The spelling of 383892812009 in words is "three hundred eighty-three billion, eight hundred ninety-two million, eight hundred twelve thousand, nine".
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