Base | Representation |
---|---|
bin | 1100001011110… |
… | …0001011001110 |
3 | 10120011021100000 |
4 | 3002330023032 |
5 | 101040234124 |
6 | 5023145130 |
7 | 1160235426 |
oct | 302741316 |
9 | 116137300 |
10 | 51102414 |
11 | 26934000 |
12 | 151451a6 |
13 | a78311c |
14 | 6b03486 |
15 | 47466c9 |
hex | 30bc2ce |
51102414 has 96 divisors (see below), whose sum is σ = 127895040. Its totient is φ = 15289560.
The previous prime is 51102407. The next prime is 51102427. The reversal of 51102414 is 41420115.
51102414 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×511024142 = 5222913433254792, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
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 47 ways as a sum of consecutive naturals, for example, 646827 + ... + 646905.
It is an arithmetic number, because the mean of its divisors is an integer number (1332240).
Almost surely, 251102414 is an apocalyptic number.
51102414 is a gapful number since it is divisible by the number (54) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 51102414, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63947520).
51102414 is an abundant number, since it is smaller than the sum of its proper divisors (76792626).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51102414 is an equidigital number, since it uses as much as digits as its factorization.
51102414 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 129 (or 95 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 18.
The square root of 51102414 is about 7148.5952466201. The cubic root of 51102414 is about 371.0910430607.
Adding to 51102414 its reverse (41420115), we get a palindrome (92522529).
The spelling of 51102414 in words is "fifty-one million, one hundred two thousand, four hundred fourteen".
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