Base | Representation |
---|---|
bin | 110110100110… |
… | …1100011000110 |
3 | 1222212111212101 |
4 | 1231031203012 |
5 | 24312113230 |
6 | 2501342314 |
7 | 465226012 |
oct | 155154306 |
9 | 58774771 |
10 | 28629190 |
11 | 15184597 |
12 | 970799a |
13 | 5c15065 |
14 | 3b33542 |
15 | 27a7aca |
hex | 1b4d8c6 |
28629190 has 32 divisors (see below), whose sum is σ = 55248480. Its totient is φ = 10642944.
The previous prime is 28629187. The next prime is 28629199. The reversal of 28629190 is 9192682.
It is a super-2 number, since 2×286291902 = 1639261040112200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28629199) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13096 + ... + 15124.
It is an arithmetic number, because the mean of its divisors is an integer number (1726515).
Almost surely, 228629190 is an apocalyptic number.
28629190 is a deficient number, since it is larger than the sum of its proper divisors (26619290).
28629190 is a wasteful number, since it uses less digits than its factorization.
28629190 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2136.
The product of its (nonzero) digits is 15552, while the sum is 37.
The square root of 28629190 is about 5350.6251971148. The cubic root of 28629190 is about 305.9165834111.
The spelling of 28629190 in words is "twenty-eight million, six hundred twenty-nine thousand, one hundred ninety".
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