Base | Representation |
---|---|
bin | 110111100100… |
… | …1110010011000 |
3 | 2000211100220212 |
4 | 1233021302120 |
5 | 24424404242 |
6 | 2520310252 |
7 | 502445435 |
oct | 157116230 |
9 | 60740825 |
10 | 29138072 |
11 | 154a1957 |
12 | 9912388 |
13 | 6062882 |
14 | 3c26b8c |
15 | 2858782 |
hex | 1bc9c98 |
29138072 has 16 divisors (see below), whose sum is σ = 54882240. Its totient is φ = 14502816.
The previous prime is 29138071. The next prime is 29138089. The reversal of 29138072 is 27083192.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29138071) 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 3 ways as a sum of consecutive naturals, for example, 6383 + ... + 9950.
It is an arithmetic number, because the mean of its divisors is an integer number (3430140).
Almost surely, 229138072 is an apocalyptic number.
It is an amenable number.
29138072 is a deficient number, since it is larger than the sum of its proper divisors (25744168).
29138072 is a wasteful number, since it uses less digits than its factorization.
29138072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16562 (or 16558 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 32.
The square root of 29138072 is about 5397.9692477820. The cubic root of 29138072 is about 307.7184980655.
The spelling of 29138072 in words is "twenty-nine million, one hundred thirty-eight thousand, seventy-two".
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