Base | Representation |
---|---|
bin | 11010111011111001000101 |
3 | 111021201221210 |
4 | 122323321011 |
5 | 3301423221 |
6 | 411202033 |
7 | 114006120 |
oct | 32737105 |
9 | 14251853 |
10 | 7061061 |
11 | 3a93097 |
12 | 2446319 |
13 | 1602c57 |
14 | d1b3b7 |
15 | 947276 |
hex | 6bbe45 |
7061061 has 32 divisors (see below), whose sum is σ = 11289600. Its totient is φ = 3841920.
The previous prime is 7061051. The next prime is 7061077. The reversal of 7061061 is 1601607.
It is not a de Polignac number, because 7061061 - 25 = 7061029 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
7061061 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7061051) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50730 + ... + 50868.
It is an arithmetic number, because the mean of its divisors is an integer number (352800).
Almost surely, 27061061 is an apocalyptic number.
It is an amenable number.
7061061 is a deficient number, since it is larger than the sum of its proper divisors (4228539).
7061061 is a wasteful number, since it uses less digits than its factorization.
7061061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 249.
The product of its (nonzero) digits is 252, while the sum is 21.
The square root of 7061061 is about 2657.2656999254. The cubic root of 7061061 is about 191.8477254006.
Adding to 7061061 its reverse (1601607), we get a palindrome (8662668).
The spelling of 7061061 in words is "seven million, sixty-one thousand, sixty-one".
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