Base | Representation |
---|---|
bin | 110110000011… |
… | …1011000111110 |
3 | 1222022220200010 |
4 | 1230013120332 |
5 | 24223414242 |
6 | 2451244050 |
7 | 462621135 |
oct | 154073076 |
9 | 58286603 |
10 | 28341822 |
11 | 14aa86a3 |
12 | 95a9626 |
13 | 5b44312 |
14 | 3a9a91c |
15 | 274c89c |
hex | 1b0763e |
28341822 has 32 divisors (see below), whose sum is σ = 60480000. Its totient is φ = 8823168.
The previous prime is 28341821. The next prime is 28341823. The reversal of 28341822 is 22814382.
It is an interprime number because it is at equal distance from previous prime (28341821) and next prime (28341823).
It is a self number, because there is not a number n which added to its sum of digits gives 28341822.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28341821) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13179 + ... + 15177.
It is an arithmetic number, because the mean of its divisors is an integer number (1890000).
Almost surely, 228341822 is an apocalyptic number.
28341822 is an abundant number, since it is smaller than the sum of its proper divisors (32138178).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28341822 is a wasteful number, since it uses less digits than its factorization.
28341822 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2160.
The product of its digits is 6144, while the sum is 30.
The square root of 28341822 is about 5323.7037858994. The cubic root of 28341822 is about 304.8895846854.
It can be divided in two parts, 2834 and 1822, that added together give a triangular number (4656 = T96).
The spelling of 28341822 in words is "twenty-eight million, three hundred forty-one thousand, eight hundred twenty-two".
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