Base | Representation |
---|---|
bin | 110110110110… |
… | …1000101100110 |
3 | 2000010002001222 |
4 | 1231231011212 |
5 | 24330231444 |
6 | 2504220342 |
7 | 466304441 |
oct | 155550546 |
9 | 60102058 |
10 | 28758374 |
11 | 15262657 |
12 | 976a6b2 |
13 | 5c5bab8 |
14 | 3b68658 |
15 | 27d0eee |
hex | 1b6d166 |
28758374 has 8 divisors (see below), whose sum is σ = 43161120. Its totient is φ = 14371336.
The previous prime is 28758371. The next prime is 28758377. The reversal of 28758374 is 47385782.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (28758371) and next prime (28758377).
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 (28758371) 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, 3347 + ... + 8289.
It is an arithmetic number, because the mean of its divisors is an integer number (5395140).
Almost surely, 228758374 is an apocalyptic number.
28758374 is a deficient number, since it is larger than the sum of its proper divisors (14402746).
28758374 is a wasteful number, since it uses less digits than its factorization.
28758374 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7854.
The product of its digits is 376320, while the sum is 44.
The square root of 28758374 is about 5362.6834700549. The cubic root of 28758374 is about 306.3760239904.
The spelling of 28758374 in words is "twenty-eight million, seven hundred fifty-eight thousand, three hundred seventy-four".
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