Base | Representation |
---|---|
bin | 11010110100101011… |
… | …001011011000010110 |
3 | 2202100012012111000121 |
4 | 122310223023120112 |
5 | 432441030141322 |
6 | 21121521502154 |
7 | 2036500433413 |
oct | 326453133026 |
9 | 82305174017 |
10 | 28801021462 |
11 | 1123a475784 |
12 | 56b94a195a |
13 | 293cb6a845 |
14 | 157310310a |
15 | b38740ec7 |
hex | 6b4acb616 |
28801021462 has 4 divisors (see below), whose sum is σ = 43201532196. Its totient is φ = 14400510730.
The previous prime is 28801021453. The next prime is 28801021463. The reversal of 28801021462 is 26412010882.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28801021463) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7200255364 + ... + 7200255367.
It is an arithmetic number, because the mean of its divisors is an integer number (10800383049).
Almost surely, 228801021462 is an apocalyptic number.
28801021462 is a deficient number, since it is larger than the sum of its proper divisors (14400510734).
28801021462 is a wasteful number, since it uses less digits than its factorization.
28801021462 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14400510733.
The product of its (nonzero) digits is 12288, while the sum is 34.
The spelling of 28801021462 in words is "twenty-eight billion, eight hundred one million, twenty-one thousand, four hundred sixty-two".
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