Base | Representation |
---|---|
bin | 1000000110011011… |
… | …0101001001111101 |
3 | 12121112121000000002 |
4 | 2001212311021331 |
5 | 13423124040221 |
6 | 555433444045 |
7 | 104612302253 |
oct | 20146651175 |
9 | 5545530002 |
10 | 2174440061 |
11 | a16462002 |
12 | 508270625 |
13 | 288652631 |
14 | 168b065d3 |
15 | cad6d80b |
hex | 819b527d |
2174440061 has 4 divisors (see below), whose sum is σ = 2186453724. Its totient is φ = 2162426400.
The previous prime is 2174440027. The next prime is 2174440067. The reversal of 2174440061 is 1600444712.
It is a happy number.
2174440061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 482680900 + 1691759161 = 21970^2 + 41131^2 .
It is a cyclic number.
It is not a de Polignac number, because 2174440061 - 26 = 2174439997 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2174440067) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6006560 + ... + 6006921.
It is an arithmetic number, because the mean of its divisors is an integer number (546613431).
Almost surely, 22174440061 is an apocalyptic number.
It is an amenable number.
2174440061 is a deficient number, since it is larger than the sum of its proper divisors (12013663).
2174440061 is a wasteful number, since it uses less digits than its factorization.
2174440061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12013662.
The product of its (nonzero) digits is 5376, while the sum is 29.
The square root of 2174440061 is about 46630.8917028186. The cubic root of 2174440061 is about 1295.5349898193.
Adding to 2174440061 its reverse (1600444712), we get a palindrome (3774884773).
The spelling of 2174440061 in words is "two billion, one hundred seventy-four million, four hundred forty thousand, sixty-one".
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