Base | Representation |
---|---|
bin | 110111110010… |
… | …0011001101001 |
3 | 2001000220110020 |
4 | 1233210121221 |
5 | 24441401311 |
6 | 2522511053 |
7 | 503411313 |
oct | 157443151 |
9 | 61026406 |
10 | 29247081 |
11 | 15566846 |
12 | 9965489 |
13 | 60a0386 |
14 | 3c547b3 |
15 | 287ac06 |
hex | 1be4669 |
29247081 has 8 divisors (see below), whose sum is σ = 39062784. Its totient is φ = 19464720.
The previous prime is 29247047. The next prime is 29247083. The reversal of 29247081 is 18074292.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 29247081 - 26 = 29247017 is a prime.
It is a super-2 number, since 2×292470812 = 1710783494041122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (29247083) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6210 + ... + 9851.
It is an arithmetic number, because the mean of its divisors is an integer number (4882848).
Almost surely, 229247081 is an apocalyptic number.
It is an amenable number.
29247081 is a deficient number, since it is larger than the sum of its proper divisors (9815703).
29247081 is a wasteful number, since it uses less digits than its factorization.
29247081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16671.
The product of its (nonzero) digits is 8064, while the sum is 33.
The square root of 29247081 is about 5408.0570448175. The cubic root of 29247081 is about 308.1017577137.
The spelling of 29247081 in words is "twenty-nine million, two hundred forty-seven thousand, eighty-one".
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