Base | Representation |
---|---|
bin | 1011101101101100… |
… | …0011011001100101 |
3 | 22010010210122201000 |
4 | 2323123003121211 |
5 | 22414433244310 |
6 | 1240004023513 |
7 | 140631136626 |
oct | 27333033145 |
9 | 8103718630 |
10 | 3144431205 |
11 | 1373a49783 |
12 | 739091b99 |
13 | 3b15b37a6 |
14 | 21b881a4d |
15 | 1360c34c0 |
hex | bb6c3665 |
3144431205 has 32 divisors (see below), whose sum is σ = 5592424320. Its totient is φ = 1676332800.
The previous prime is 3144431189. The next prime is 3144431221. The reversal of 3144431205 is 5021344413.
It is a happy number.
3144431205 is a `hidden beast` number, since 3 + 14 + 443 + 1 + 205 = 666.
It is an interprime number because it is at equal distance from previous prime (3144431189) and next prime (3144431221).
It is not a de Polignac number, because 3144431205 - 24 = 3144431189 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 598269 + ... + 603501.
It is an arithmetic number, because the mean of its divisors is an integer number (174763260).
Almost surely, 23144431205 is an apocalyptic number.
It is an amenable number.
3144431205 is a deficient number, since it is larger than the sum of its proper divisors (2447993115).
3144431205 is a wasteful number, since it uses less digits than its factorization.
3144431205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9698 (or 9692 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 27.
The square root of 3144431205 is about 56075.2280869191. The cubic root of 3144431205 is about 1465.0328600612.
Adding to 3144431205 its reverse (5021344413), we get a palindrome (8165775618).
The spelling of 3144431205 in words is "three billion, one hundred forty-four million, four hundred thirty-one thousand, two hundred five".
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