Base | Representation |
---|---|
bin | 11010110100101111… |
… | …111101010110110111 |
3 | 2202100021120011012102 |
4 | 122310233331112313 |
5 | 432441340242433 |
6 | 21122004412315 |
7 | 2036514203324 |
oct | 326457752667 |
9 | 82307504172 |
10 | 28802274743 |
11 | 11240151350 |
12 | 56b99a709b |
13 | 29401b9128 |
14 | 157334bb4b |
15 | b388dc4e8 |
hex | 6b4bfd5b7 |
28802274743 has 8 divisors (see below), whose sum is σ = 33074382720. Its totient is φ = 24805786680.
The previous prime is 28802274719. The next prime is 28802274811. The reversal of 28802274743 is 34747220882.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 28802274743 - 26 = 28802274679 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 (28802274713) 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, 68904755 + ... + 68905172.
It is an arithmetic number, because the mean of its divisors is an integer number (4134297840).
Almost surely, 228802274743 is an apocalyptic number.
28802274743 is a deficient number, since it is larger than the sum of its proper divisors (4272107977).
28802274743 is a wasteful number, since it uses less digits than its factorization.
28802274743 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137809957.
The product of its (nonzero) digits is 1204224, while the sum is 47.
The spelling of 28802274743 in words is "twenty-eight billion, eight hundred two million, two hundred seventy-four thousand, seven hundred forty-three".
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