Base | Representation |
---|---|
bin | 111001001000… |
… | …0100000101111 |
3 | 2002100201111002 |
4 | 1302100200233 |
5 | 30131431142 |
6 | 2545550515 |
7 | 512405516 |
oct | 162204057 |
9 | 62321432 |
10 | 29952047 |
11 | 159a8464 |
12 | a04543b |
13 | 6289208 |
14 | 3d9967d |
15 | 2969a32 |
hex | 1c9082f |
29952047 has 4 divisors (see below), whose sum is σ = 30109056. Its totient is φ = 29795040.
The previous prime is 29952031. The next prime is 29952053. The reversal of 29952047 is 74025992.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 29952047 - 24 = 29952031 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 29952047.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29952067) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78218 + ... + 78599.
It is an arithmetic number, because the mean of its divisors is an integer number (7527264).
Almost surely, 229952047 is an apocalyptic number.
29952047 is a deficient number, since it is larger than the sum of its proper divisors (157009).
29952047 is a wasteful number, since it uses less digits than its factorization.
29952047 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 157008.
The product of its (nonzero) digits is 45360, while the sum is 38.
The square root of 29952047 is about 5472.8463344041. The cubic root of 29952047 is about 310.5576055061.
The spelling of 29952047 in words is "twenty-nine million, nine hundred fifty-two thousand, forty-seven".
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