Base | Representation |
---|---|
bin | 1000000010110011… |
… | …1001011110010001 |
3 | 12120111000102210220 |
4 | 2000230321132101 |
5 | 13410232102033 |
6 | 554132143253 |
7 | 104336231253 |
oct | 20054713621 |
9 | 5514012726 |
10 | 2159253393 |
11 | a0892a040 |
12 | 503167b29 |
13 | 28546603b |
14 | 166ab1cd3 |
15 | c986dbb3 |
hex | 80b39791 |
2159253393 has 12 divisors (see below), whose sum is σ = 3141120528. Its totient is φ = 1308476640.
The previous prime is 2159253379. The next prime is 2159253427. The reversal of 2159253393 is 3933529512.
It is not a de Polignac number, because 2159253393 - 25 = 2159253361 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2159253373) 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, 262893 + ... + 270981.
It is an arithmetic number, because the mean of its divisors is an integer number (261760044).
Almost surely, 22159253393 is an apocalyptic number.
It is an amenable number.
2159253393 is a deficient number, since it is larger than the sum of its proper divisors (981867135).
2159253393 is an frugal number, since it uses more digits than its factorization.
2159253393 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16192 (or 8103 counting only the distinct ones).
The product of its digits is 218700, while the sum is 42.
The square root of 2159253393 is about 46467.7672478461. The cubic root of 2159253393 is about 1292.5118601872.
It can be divided in two parts, 2159 and 253393, that added together give a palindrome (255552).
The spelling of 2159253393 in words is "two billion, one hundred fifty-nine million, two hundred fifty-three thousand, three hundred ninety-three".
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