Base | Representation |
---|---|
bin | 1100001011111… |
… | …1011111101010 |
3 | 10120011221222120 |
4 | 3002333133222 |
5 | 101041203020 |
6 | 5023332110 |
7 | 1160323161 |
oct | 302773752 |
9 | 116157876 |
10 | 51116010 |
11 | 26943240 |
12 | 15151036 |
13 | a78937a |
14 | 6b083d8 |
15 | 474a740 |
hex | 30bf7ea |
51116010 has 32 divisors (see below), whose sum is σ = 133831872. Its totient is φ = 12391680.
The previous prime is 51115979. The next prime is 51116011. The reversal of 51116010 is 1061115.
It is a super-2 number, since 2×511160102 = 5225692956640200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (51116011) 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 15 ways as a sum of consecutive naturals, for example, 77119 + ... + 77778.
It is an arithmetic number, because the mean of its divisors is an integer number (4182246).
Almost surely, 251116010 is an apocalyptic number.
51116010 is an abundant number, since it is smaller than the sum of its proper divisors (82715862).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51116010 is a wasteful number, since it uses less digits than its factorization.
51116010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154918.
The product of its (nonzero) digits is 30, while the sum is 15.
The square root of 51116010 is about 7149.5461394413. The cubic root of 51116010 is about 371.1239502240.
Adding to 51116010 its reverse (1061115), we get a palindrome (52177125).
The spelling of 51116010 in words is "fifty-one million, one hundred sixteen thousand, ten".
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