Base | Representation |
---|---|
bin | 111000110110… |
… | …1110010001001 |
3 | 2002002111100201 |
4 | 1301231302021 |
5 | 30112403201 |
6 | 2542532201 |
7 | 511244020 |
oct | 161556211 |
9 | 62074321 |
10 | 29809801 |
11 | 159105aa |
12 | 9b97061 |
13 | 6239548 |
14 | 3d5d8b7 |
15 | 293c801 |
hex | 1c6dc89 |
29809801 has 8 divisors (see below), whose sum is σ = 34314560. Its totient is φ = 25366608.
The previous prime is 29809799. The next prime is 29809811. The reversal of 29809801 is 10890892.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 29809801 - 21 = 29809799 is a prime.
It is not an unprimeable number, because it can be changed into a prime (29809811) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 14346 + ... + 16291.
It is an arithmetic number, because the mean of its divisors is an integer number (4289320).
Almost surely, 229809801 is an apocalyptic number.
It is an amenable number.
29809801 is a deficient number, since it is larger than the sum of its proper divisors (4504759).
29809801 is a wasteful number, since it uses less digits than its factorization.
29809801 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30783.
The product of its (nonzero) digits is 10368, while the sum is 37.
The square root of 29809801 is about 5459.8352539248. The cubic root of 29809801 is about 310.0651996056.
The spelling of 29809801 in words is "twenty-nine million, eight hundred nine thousand, eight hundred one".
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