Base | Representation |
---|---|
bin | 111101011101… |
… | …010111010101 |
3 | 1010022112012222 |
4 | 331131113111 |
5 | 13111023221 |
6 | 1333152125 |
7 | 253641011 |
oct | 75352725 |
9 | 33275188 |
10 | 16111061 |
11 | 910452a |
12 | 548b645 |
13 | 3451295 |
14 | 21d5541 |
15 | 16339ab |
hex | f5d5d5 |
16111061 has 4 divisors (see below), whose sum is σ = 16194732. Its totient is φ = 16027392.
The previous prime is 16111057. The next prime is 16111079. The reversal of 16111061 is 16011161.
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 9891025 + 6220036 = 3145^2 + 2494^2 .
It is a cyclic number.
It is not a de Polignac number, because 16111061 - 22 = 16111057 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 (16111261) 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, 41546 + ... + 41931.
It is an arithmetic number, because the mean of its divisors is an integer number (4048683).
Almost surely, 216111061 is an apocalyptic number.
It is an amenable number.
16111061 is a deficient number, since it is larger than the sum of its proper divisors (83671).
16111061 is an equidigital number, since it uses as much as digits as its factorization.
16111061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 83670.
The product of its (nonzero) digits is 36, while the sum is 17.
The square root of 16111061 is about 4013.8586173407. The cubic root of 16111061 is about 252.5658998663.
The spelling of 16111061 in words is "sixteen million, one hundred eleven thousand, sixty-one".
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