Base | Representation |
---|---|
bin | 110101110111… |
… | …0111011110011 |
3 | 1222010211021002 |
4 | 1223232323303 |
5 | 24212213101 |
6 | 2445152215 |
7 | 462023114 |
oct | 153567363 |
9 | 58124232 |
10 | 28241651 |
11 | 14a3a409 |
12 | 955b66b |
13 | 5b0a849 |
14 | 3a7220b |
15 | 272cd6b |
hex | 1aeeef3 |
28241651 has 8 divisors (see below), whose sum is σ = 29232000. Its totient is φ = 27256320.
The previous prime is 28241627. The next prime is 28241671. The reversal of 28241651 is 15614282.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 28241651 - 210 = 28240627 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28241671) 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, 12905 + ... + 14933.
It is an arithmetic number, because the mean of its divisors is an integer number (3654000).
Almost surely, 228241651 is an apocalyptic number.
28241651 is a deficient number, since it is larger than the sum of its proper divisors (990349).
28241651 is a wasteful number, since it uses less digits than its factorization.
28241651 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2509.
The product of its digits is 3840, while the sum is 29.
The square root of 28241651 is about 5314.2874404759. The cubic root of 28241651 is about 304.5299612902.
The spelling of 28241651 in words is "twenty-eight million, two hundred forty-one thousand, six hundred fifty-one".
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