Base | Representation |
---|---|
bin | 110110000011… |
… | …1110111001010 |
3 | 1222100000022200 |
4 | 1230013313022 |
5 | 24224000004 |
6 | 2451301030 |
7 | 462626565 |
oct | 154076712 |
9 | 58300280 |
10 | 28343754 |
11 | 14aaa09a |
12 | 95aa776 |
13 | 5b4516a |
14 | 3a9b4dc |
15 | 274d239 |
hex | 1b07dca |
28343754 has 12 divisors (see below), whose sum is σ = 61411506. Its totient is φ = 9447912.
The previous prime is 28343729. The next prime is 28343767. The reversal of 28343754 is 45734382.
It is a happy number.
28343754 is a `hidden beast` number, since 283 + 4 + 375 + 4 = 666.
It can be written as a sum of positive squares in only one way, i.e., 27846729 + 497025 = 5277^2 + 705^2 .
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 787309 + ... + 787344.
Almost surely, 228343754 is an apocalyptic number.
28343754 is an abundant number, since it is smaller than the sum of its proper divisors (33067752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28343754 is a wasteful number, since it uses less digits than its factorization.
28343754 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1574661 (or 1574658 counting only the distinct ones).
The product of its digits is 80640, while the sum is 36.
The square root of 28343754 is about 5323.8852354272. The cubic root of 28343754 is about 304.8965124133.
The spelling of 28343754 in words is "twenty-eight million, three hundred forty-three thousand, seven hundred fifty-four".
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