Base | Representation |
---|---|
bin | 111001001010… |
… | …0101010110000 |
3 | 2002101120211122 |
4 | 1302110222300 |
5 | 30133002242 |
6 | 2550201412 |
7 | 512506250 |
oct | 162245260 |
9 | 62346748 |
10 | 29969072 |
11 | 15a0a231 |
12 | a053268 |
13 | 6293ba3 |
14 | 3da1960 |
15 | 296ead2 |
hex | 1c94ab0 |
29969072 has 20 divisors (see below), whose sum is σ = 66360336. Its totient is φ = 12843840.
The previous prime is 29969063. The next prime is 29969083. The reversal of 29969072 is 27096992.
It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
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, 133679 + ... + 133902.
Almost surely, 229969072 is an apocalyptic number.
It is an amenable number.
29969072 is an abundant number, since it is smaller than the sum of its proper divisors (36391264).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29969072 is a wasteful number, since it uses less digits than its factorization.
29969072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 267596 (or 267590 counting only the distinct ones).
The product of its (nonzero) digits is 122472, while the sum is 44.
The square root of 29969072 is about 5474.4015198010. The cubic root of 29969072 is about 310.6164355618.
The spelling of 29969072 in words is "twenty-nine million, nine hundred sixty-nine thousand, seventy-two".
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