Base | Representation |
---|---|
bin | 110110010100… |
… | …0010001110110 |
3 | 1222120202110110 |
4 | 1230220101312 |
5 | 24242222114 |
6 | 2454203450 |
7 | 464021652 |
oct | 154502166 |
9 | 58522413 |
10 | 28476534 |
11 | 1508a929 |
12 | 9653586 |
13 | 5b90728 |
14 | 3ad3a62 |
15 | 2777759 |
hex | 1b28476 |
28476534 has 8 divisors (see below), whose sum is σ = 56953080. Its totient is φ = 9492176.
The previous prime is 28476533. The next prime is 28476557. The reversal of 28476534 is 43567482.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
28476534 is an admirable number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 28476492 and 28476501.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28476533) 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, 2373039 + ... + 2373050.
It is an arithmetic number, because the mean of its divisors is an integer number (7119135).
Almost surely, 228476534 is an apocalyptic number.
28476534 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28476534 is a wasteful number, since it uses less digits than its factorization.
28476534 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4746094.
The product of its digits is 161280, while the sum is 39.
The square root of 28476534 is about 5336.3408811657. The cubic root of 28476534 is about 305.3718799925.
The spelling of 28476534 in words is "twenty-eight million, four hundred seventy-six thousand, five hundred thirty-four".
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