Base | Representation |
---|---|
bin | 110111010010… |
… | …0011111010110 |
3 | 2000112121100201 |
4 | 1232210133112 |
5 | 24410012202 |
6 | 2513131114 |
7 | 501241153 |
oct | 156443726 |
9 | 60477321 |
10 | 28985302 |
11 | 153a80a5 |
12 | 9859a9a |
13 | 600b188 |
14 | 3bc722a |
15 | 2828387 |
hex | 1ba47d6 |
28985302 has 4 divisors (see below), whose sum is σ = 43477956. Its totient is φ = 14492650.
The previous prime is 28985273. The next prime is 28985303. The reversal of 28985302 is 20358982.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28985303) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7246324 + ... + 7246327.
It is an arithmetic number, because the mean of its divisors is an integer number (10869489).
Almost surely, 228985302 is an apocalyptic number.
28985302 is a deficient number, since it is larger than the sum of its proper divisors (14492654).
28985302 is a wasteful number, since it uses less digits than its factorization.
28985302 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14492653.
The product of its (nonzero) digits is 34560, while the sum is 37.
The square root of 28985302 is about 5383.7999591367. The cubic root of 28985302 is about 307.1797692999.
It can be divided in two parts, 2898 and 5302, that multiplied together give a triangular number (15365196 = T5543).
The spelling of 28985302 in words is "twenty-eight million, nine hundred eighty-five thousand, three hundred two".
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