Base | Representation |
---|---|
bin | 11010101000110111… |
… | …110010101001110100 |
3 | 2201211101121000122110 |
4 | 122220313302221310 |
5 | 432034332021320 |
6 | 21050125331020 |
7 | 2031544333545 |
oct | 325067625164 |
9 | 81741530573 |
10 | 28603001460 |
11 | 11148715390 |
12 | 5663106a70 |
13 | 290ab27847 |
14 | 1554ab84cc |
15 | b261785e0 |
hex | 6a8df2a74 |
28603001460 has 48 divisors (see below), whose sum is σ = 87369170112. Its totient is φ = 6934060800.
The previous prime is 28603001459. The next prime is 28603001473. The reversal of 28603001460 is 6410030682.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21668281 + ... + 21669600.
It is an arithmetic number, because the mean of its divisors is an integer number (1820191044).
Almost surely, 228603001460 is an apocalyptic number.
28603001460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
28603001460 is an abundant number, since it is smaller than the sum of its proper divisors (58766168652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28603001460 is a wasteful number, since it uses less digits than its factorization.
28603001460 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43337904 (or 43337902 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 30.
The spelling of 28603001460 in words is "twenty-eight billion, six hundred three million, one thousand, four hundred sixty".
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