| Base | Representation |
|---|---|
| bin | 1100010010111… |
| … | …0101001100000 |
| 3 | 10121001002112000 |
| 4 | 3010232221200 |
| 5 | 101200240141 |
| 6 | 5041204000 |
| 7 | 1164230430 |
| oct | 304565140 |
| 9 | 117032460 |
| 10 | 51571296 |
| 11 | 27124307 |
| 12 | 15330600 |
| 13 | a8b867a |
| 14 | 6bc62c0 |
| 15 | 47da5b6 |
| hex | 312ea60 |
51571296 has 96 divisors (see below), whose sum is σ = 171924480. Its totient is φ = 14732928.
The previous prime is 51571283. The next prime is 51571391. The reversal of 51571296 is 69217515.
It is a tau number, because it is divible by the number of its divisors (96).
It is a super-2 number, since 2×515712962 = 5319197142239232, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 51571296.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1785 + ... + 10311.
It is an arithmetic number, because the mean of its divisors is an integer number (1790880).
Almost surely, 251571296 is an apocalyptic number.
51571296 is a gapful number since it is divisible by the number (56) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 51571296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85962240).
51571296 is an abundant number, since it is smaller than the sum of its proper divisors (120353184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51571296 is a wasteful number, since it uses less digits than its factorization.
51571296 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8553 (or 8539 counting only the distinct ones).
The product of its digits is 18900, while the sum is 36.
The square root of 51571296 is about 7181.3157568791. The cubic root of 51571296 is about 372.2225515339. Note that the first 3 decimals are identical.
The spelling of 51571296 in words is "fifty-one million, five hundred seventy-one thousand, two hundred ninety-six".
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