Base | Representation |
---|---|
bin | 101011011111101010001… |
… | …111110100100111111111 |
3 | 101120201221211102012101220 |
4 | 223133222033310213333 |
5 | 342432313131140400 |
6 | 10205032504004423 |
7 | 425641346151135 |
oct | 53375217644777 |
9 | 11521854365356 |
10 | 2988932286975 |
11 | a5266539a108 |
12 | 403337460713 |
13 | 188b1688799b |
14 | a494503b755 |
15 | 52b37c7b7a0 |
hex | 2b7ea3f49ff |
2988932286975 has 12 divisors (see below), whose sum is σ = 4941701381256. Its totient is φ = 1594097219680.
The previous prime is 2988932286973. The next prime is 2988932286979. The reversal of 2988932286975 is 5796822398892.
It is a happy number.
It is not a de Polignac number, because 2988932286975 - 21 = 2988932286973 is a prime.
It is a super-2 number, since 2×29889322869752 (a number of 26 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2988932286975.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2988932286971) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19926215172 + ... + 19926215321.
It is an arithmetic number, because the mean of its divisors is an integer number (411808448438).
Almost surely, 22988932286975 is an apocalyptic number.
2988932286975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
2988932286975 is a deficient number, since it is larger than the sum of its proper divisors (1952769094281).
2988932286975 is a wasteful number, since it uses less digits than its factorization.
2988932286975 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39852430506 (or 39852430501 counting only the distinct ones).
The product of its digits is 1881169920, while the sum is 78.
The spelling of 2988932286975 in words is "two trillion, nine hundred eighty-eight billion, nine hundred thirty-two million, two hundred eighty-six thousand, nine hundred seventy-five".
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