Base | Representation |
---|---|
bin | 11010110000001000… |
… | …001110011010110110 |
3 | 2202010212200111020212 |
4 | 122300020032122312 |
5 | 432312014000011 |
6 | 21110155025422 |
7 | 2034553226561 |
oct | 326010163266 |
9 | 82125614225 |
10 | 28724750006 |
11 | 11200410917 |
12 | 5697a3b272 |
13 | 292a1145c4 |
14 | 1566d2b4d8 |
15 | b31bc708b |
hex | 6b020e6b6 |
28724750006 has 8 divisors (see below), whose sum is σ = 44089151304. Its totient is φ = 14028366240.
The previous prime is 28724750003. The next prime is 28724750011. The reversal of 28724750006 is 60005742782.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×287247500062 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28724750003) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167004275 + ... + 167004446.
It is an arithmetic number, because the mean of its divisors is an integer number (5511143913).
Almost surely, 228724750006 is an apocalyptic number.
28724750006 is a deficient number, since it is larger than the sum of its proper divisors (15364401298).
28724750006 is a wasteful number, since it uses less digits than its factorization.
28724750006 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 334008766.
The product of its (nonzero) digits is 188160, while the sum is 41.
The spelling of 28724750006 in words is "twenty-eight billion, seven hundred twenty-four million, seven hundred fifty thousand, six".
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