Base | Representation |
---|---|
bin | 110101100000… |
… | …1010001011110 |
3 | 1221210022201002 |
4 | 1223001101132 |
5 | 24140221442 |
6 | 2441150302 |
7 | 460313621 |
oct | 153012136 |
9 | 57708632 |
10 | 28054622 |
11 | 14921942 |
12 | 948b392 |
13 | 5a7368b |
14 | 3a23db8 |
15 | 26e2732 |
hex | 1ac145e |
28054622 has 8 divisors (see below), whose sum is σ = 42294000. Its totient is φ = 13956624.
The previous prime is 28054591. The next prime is 28054627. The reversal of 28054622 is 22645082.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28054627) 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, 34847 + ... + 35642.
It is an arithmetic number, because the mean of its divisors is an integer number (5286750).
Almost surely, 228054622 is an apocalyptic number.
28054622 is a deficient number, since it is larger than the sum of its proper divisors (14239378).
28054622 is a wasteful number, since it uses less digits than its factorization.
28054622 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70690.
The product of its (nonzero) digits is 7680, while the sum is 29.
The square root of 28054622 is about 5296.6614012980. The cubic root of 28054622 is about 303.8562267401.
The spelling of 28054622 in words is "twenty-eight million, fifty-four thousand, six hundred twenty-two".
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