Base | Representation |
---|---|
bin | 110000011101001… |
… | …011110101101110 |
3 | 2002122201111101221 |
4 | 300131023311232 |
5 | 3131104111123 |
6 | 212400253554 |
7 | 26101010065 |
oct | 6035136556 |
9 | 2078644357 |
10 | 812957038 |
11 | 387990723 |
12 | 1a83112ba |
13 | cc56b68a |
14 | 79d7d1dc |
15 | 4b58625d |
hex | 3074bd6e |
812957038 has 8 divisors (see below), whose sum is σ = 1224669888. Its totient is φ = 404733744.
The previous prime is 812957027. The next prime is 812957039. The reversal of 812957038 is 830759218.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 812956985 and 812957003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (812957039) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 871806 + ... + 872737.
It is an arithmetic number, because the mean of its divisors is an integer number (153083736).
Almost surely, 2812957038 is an apocalyptic number.
812957038 is a deficient number, since it is larger than the sum of its proper divisors (411712850).
812957038 is a wasteful number, since it uses less digits than its factorization.
812957038 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1744778.
The product of its (nonzero) digits is 120960, while the sum is 43.
The square root of 812957038 is about 28512.4014772520. The cubic root of 812957038 is about 933.3027204528.
The spelling of 812957038 in words is "eight hundred twelve million, nine hundred fifty-seven thousand, thirty-eight".
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