Base | Representation |
---|---|
bin | 111011101000101… |
… | …1111101001010111 |
3 | 12011110101010112120 |
4 | 1313101133221113 |
5 | 13044233343100 |
6 | 530321551023 |
7 | 100405566150 |
oct | 16721375127 |
9 | 5143333476 |
10 | 2001074775 |
11 | 937611107 |
12 | 47a1a5473 |
13 | 25b76261b |
14 | 14da98927 |
15 | baa260a0 |
hex | 7745fa57 |
2001074775 has 48 divisors (see below), whose sum is σ = 3980102400. Its totient is φ = 866626560.
The previous prime is 2001074771. The next prime is 2001074783. The reversal of 2001074775 is 5774701002.
It is a happy number.
It is not a de Polignac number, because 2001074775 - 22 = 2001074771 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2001074771) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 90330 + ... + 110279.
It is an arithmetic number, because the mean of its divisors is an integer number (82918800).
Almost surely, 22001074775 is an apocalyptic number.
2001074775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
2001074775 is a deficient number, since it is larger than the sum of its proper divisors (1979027625).
2001074775 is a wasteful number, since it uses less digits than its factorization.
2001074775 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 200648 (or 200643 counting only the distinct ones).
The product of its (nonzero) digits is 13720, while the sum is 33.
The square root of 2001074775 is about 44733.3742858730. The cubic root of 2001074775 is about 1260.1466980873.
Adding to 2001074775 its reverse (5774701002), we get a palindrome (7775775777).
The spelling of 2001074775 in words is "two billion, one million, seventy-four thousand, seven hundred seventy-five".
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