Base | Representation |
---|---|
bin | 110111000001… |
… | …1110000001110 |
3 | 2000021210102111 |
4 | 1232003300032 |
5 | 24341214324 |
6 | 2510214234 |
7 | 500142220 |
oct | 156036016 |
9 | 60253374 |
10 | 28851214 |
11 | 15316387 |
12 | 97b437a |
13 | 5c92132 |
14 | 3b90410 |
15 | 27ed794 |
hex | 1b83c0e |
28851214 has 8 divisors (see below), whose sum is σ = 49459248. Its totient is φ = 12364800.
The previous prime is 28851197. The next prime is 28851217. The reversal of 28851214 is 41215882.
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 (28851217) 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, 1030387 + ... + 1030414.
It is an arithmetic number, because the mean of its divisors is an integer number (6182406).
Almost surely, 228851214 is an apocalyptic number.
28851214 is a deficient number, since it is larger than the sum of its proper divisors (20608034).
28851214 is a wasteful number, since it uses less digits than its factorization.
28851214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2060810.
The product of its digits is 5120, while the sum is 31.
The square root of 28851214 is about 5371.3326093252. The cubic root of 28851214 is about 306.7053587496.
The spelling of 28851214 in words is "twenty-eight million, eight hundred fifty-one thousand, two hundred fourteen".
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