Base | Representation |
---|---|
bin | 1100110110101111000011… |
… | …10100010110011101001011 |
3 | 10201002111011000021220101012 |
4 | 12123113201310112131023 |
5 | 12201124321400401133 |
6 | 140042330151514135 |
7 | 5645236250335130 |
oct | 633274164263513 |
9 | 121074130256335 |
10 | 28268968372043 |
11 | 9009890748153 |
12 | 320687038894b |
13 | 12a09a19ac559 |
14 | 6da3225b2587 |
15 | 34051a003b48 |
hex | 19b5e1d1674b |
28268968372043 has 8 divisors (see below), whose sum is σ = 32319460953312. Its totient is φ = 24221492922816.
The previous prime is 28268968372009. The next prime is 28268968372087. The reversal of 28268968372043 is 34027386986282.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 28268968372043 - 212 = 28268968367947 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28268968372543) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 754262930 + ... + 754300407.
It is an arithmetic number, because the mean of its divisors is an integer number (4039932619164).
Almost surely, 228268968372043 is an apocalyptic number.
28268968372043 is a deficient number, since it is larger than the sum of its proper divisors (4050492581269).
28268968372043 is a wasteful number, since it uses less digits than its factorization.
28268968372043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1508566021.
The product of its (nonzero) digits is 334430208, while the sum is 68.
The spelling of 28268968372043 in words is "twenty-eight trillion, two hundred sixty-eight billion, nine hundred sixty-eight million, three hundred seventy-two thousand, forty-three".
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