Base | Representation |
---|---|
bin | 111000000001… |
… | …0101000100111 |
3 | 2001021012022211 |
4 | 1300002220213 |
5 | 30004332134 |
6 | 2525304251 |
7 | 504435334 |
oct | 160025047 |
9 | 61235284 |
10 | 29370919 |
11 | 15640896 |
12 | 9a05087 |
13 | 6114856 |
14 | 3c8798b |
15 | 28a2764 |
hex | 1c02a27 |
29370919 has 4 divisors (see below), whose sum is σ = 30318400. Its totient is φ = 28423440.
The previous prime is 29370907. The next prime is 29370947. The reversal of 29370919 is 91907392.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-29370919 is a prime.
It is a super-2 number, since 2×293709192 = 1725301765809122, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29370619) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 473694 + ... + 473755.
It is an arithmetic number, because the mean of its divisors is an integer number (7579600).
Almost surely, 229370919 is an apocalyptic number.
29370919 is a deficient number, since it is larger than the sum of its proper divisors (947481).
29370919 is an equidigital number, since it uses as much as digits as its factorization.
29370919 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 947480.
The product of its (nonzero) digits is 30618, while the sum is 40.
The square root of 29370919 is about 5419.4943491068. The cubic root of 29370919 is about 308.5360002539.
The spelling of 29370919 in words is "twenty-nine million, three hundred seventy thousand, nine hundred nineteen".
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