Base | Representation |
---|---|
bin | 111101001101… |
… | …110101010001 |
3 | 1010012021221200 |
4 | 331031311101 |
5 | 13102004231 |
6 | 1331541413 |
7 | 253254354 |
oct | 75156521 |
9 | 33167850 |
10 | 16047441 |
11 | 9070753 |
12 | 545a869 |
13 | 342b337 |
14 | 21ba29b |
15 | 161ebe6 |
hex | f4dd51 |
16047441 has 24 divisors (see below), whose sum is σ = 23982504. Its totient is φ = 10333440.
The previous prime is 16047433. The next prime is 16047443. The reversal of 16047441 is 14474061.
It can be written as a sum of positive squares in 4 ways, for example, as 484416 + 15563025 = 696^2 + 3945^2 .
It is not a de Polignac number, because 16047441 - 23 = 16047433 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (16047443) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57795 + ... + 58071.
It is an arithmetic number, because the mean of its divisors is an integer number (999271).
Almost surely, 216047441 is an apocalyptic number.
It is an amenable number.
16047441 is a deficient number, since it is larger than the sum of its proper divisors (7935063).
16047441 is a wasteful number, since it uses less digits than its factorization.
16047441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 481 (or 478 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 27.
The square root of 16047441 is about 4005.9257357070. The cubic root of 16047441 is about 252.2330138783.
It can be divided in two parts, 1604 and 7441, that added together give a triangular number (9045 = T134).
The spelling of 16047441 in words is "sixteen million, forty-seven thousand, four hundred forty-one".
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