Base | Representation |
---|---|
bin | 111101001100000… |
… | …1110101010110001 |
3 | 12022002101221100022 |
4 | 1322120032222301 |
5 | 13201103000024 |
6 | 535422333225 |
7 | 101610446606 |
oct | 17230165261 |
9 | 5262357308 |
10 | 2053171889 |
11 | 963a6447a |
12 | 49372a215 |
13 | 2694a3412 |
14 | 15697a6ad |
15 | c03b735e |
hex | 7a60eab1 |
2053171889 has 12 divisors (see below), whose sum is σ = 2275886784. Its totient is φ = 1848373824.
The previous prime is 2053171877. The next prime is 2053171907. The reversal of 2053171889 is 9881713502.
It is not a de Polignac number, because 2053171889 - 212 = 2053167793 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2053171859) 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, 147797 + ... + 161090.
It is an arithmetic number, because the mean of its divisors is an integer number (189657232).
Almost surely, 22053171889 is an apocalyptic number.
It is an amenable number.
2053171889 is a deficient number, since it is larger than the sum of its proper divisors (222714895).
2053171889 is a wasteful number, since it uses less digits than its factorization.
2053171889 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 308944 (or 308927 counting only the distinct ones).
The product of its (nonzero) digits is 120960, while the sum is 44.
The square root of 2053171889 is about 45311.9398061924. The cubic root of 2053171889 is about 1270.9889354327.
The spelling of 2053171889 in words is "two billion, fifty-three million, one hundred seventy-one thousand, eight hundred eighty-nine".
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