Base | Representation |
---|---|
bin | 110111010001… |
… | …0011100110110 |
3 | 2000112011220101 |
4 | 1232202130312 |
5 | 24404230300 |
6 | 2513024314 |
7 | 501204622 |
oct | 156423466 |
9 | 60464811 |
10 | 28976950 |
11 | 153a18a2 |
12 | 985509a |
13 | 6007432 |
14 | 3bc4182 |
15 | 2825b6a |
hex | 1ba2736 |
28976950 has 12 divisors (see below), whose sum is σ = 53897220. Its totient is φ = 11590760.
The previous prime is 28976947. The next prime is 28976953. The reversal of 28976950 is 5967982.
It is an interprime number because it is at equal distance from previous prime (28976947) and next prime (28976953).
It is a self number, because there is not a number n which added to its sum of digits gives 28976950.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28976953) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 289720 + ... + 289819.
It is an arithmetic number, because the mean of its divisors is an integer number (4491435).
Almost surely, 228976950 is an apocalyptic number.
28976950 is a deficient number, since it is larger than the sum of its proper divisors (24920270).
28976950 is a wasteful number, since it uses less digits than its factorization.
28976950 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 579551 (or 579546 counting only the distinct ones).
The product of its (nonzero) digits is 272160, while the sum is 46.
The square root of 28976950 is about 5383.0242429326. The cubic root of 28976950 is about 307.1502622542.
The spelling of 28976950 in words is "twenty-eight million, nine hundred seventy-six thousand, nine hundred fifty".
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