Base | Representation |
---|---|
bin | 111000110100… |
… | …0111011101000 |
3 | 2002001111002200 |
4 | 1301220323220 |
5 | 30111234203 |
6 | 2542300200 |
7 | 511132050 |
oct | 161507350 |
9 | 62044080 |
10 | 29789928 |
11 | 158a7683 |
12 | 9b87660 |
13 | 623049c |
14 | 3d56560 |
15 | 29369a3 |
hex | 1c68ee8 |
29789928 has 48 divisors (see below), whose sum is σ = 92208480. Its totient is φ = 8511264.
The previous prime is 29789909. The next prime is 29789941. The reversal of 29789928 is 82998792.
It is a nude number because it is divisible by every one of its digits.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29050 + ... + 30057.
It is an arithmetic number, because the mean of its divisors is an integer number (1921010).
Almost surely, 229789928 is an apocalyptic number.
29789928 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
29789928 is an abundant number, since it is smaller than the sum of its proper divisors (62418552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29789928 is a wasteful number, since it uses less digits than its factorization.
29789928 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 59126 (or 59119 counting only the distinct ones).
The product of its digits is 1306368, while the sum is 54.
The square root of 29789928 is about 5458.0150237976. The cubic root of 29789928 is about 309.9962816065.
The spelling of 29789928 in words is "twenty-nine million, seven hundred eighty-nine thousand, nine hundred twenty-eight".
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