Base | Representation |
---|---|
bin | 111001001010… |
… | …1111001011101 |
3 | 2002101211202012 |
4 | 1302111321131 |
5 | 30133132414 |
6 | 2550241005 |
7 | 512530034 |
oct | 162257135 |
9 | 62354665 |
10 | 29974109 |
11 | 15a12aa0 |
12 | a056165 |
13 | 6296279 |
14 | 3da371b |
15 | 297133e |
hex | 1c95e5d |
29974109 has 8 divisors (see below), whose sum is σ = 33395328. Its totient is φ = 26668960.
The previous prime is 29974103. The next prime is 29974121. The reversal of 29974109 is 90147992.
It is a happy number.
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 29974109 - 224 = 13196893 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29974103) 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, 28472 + ... + 29505.
It is an arithmetic number, because the mean of its divisors is an integer number (4174416).
Almost surely, 229974109 is an apocalyptic number.
It is an amenable number.
29974109 is a deficient number, since it is larger than the sum of its proper divisors (3421219).
29974109 is a wasteful number, since it uses less digits than its factorization.
29974109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58035.
The product of its (nonzero) digits is 40824, while the sum is 41.
The square root of 29974109 is about 5474.8615507609. The cubic root of 29974109 is about 310.6338366938.
The spelling of 29974109 in words is "twenty-nine million, nine hundred seventy-four thousand, one hundred nine".
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