Base | Representation |
---|---|
bin | 1100011101011… |
… | …0001111010000 |
3 | 10122022222011000 |
4 | 3013112033100 |
5 | 101334221434 |
6 | 5104022000 |
7 | 1203116640 |
oct | 307261720 |
9 | 118288130 |
10 | 52257744 |
11 | 27553020 |
12 | 15601900 |
13 | aa98c56 |
14 | 6d24520 |
15 | 48c3b99 |
hex | 31d63d0 |
52257744 has 160 divisors (see below), whose sum is σ = 187130880. Its totient is φ = 13564800.
The previous prime is 52257731. The next prime is 52257757. The reversal of 52257744 is 44775225.
It is a happy number.
52257744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (52257731) and next prime (52257757).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 52257699 and 52257708.
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 31 ways as a sum of consecutive naturals, for example, 32479 + ... + 34049.
It is an arithmetic number, because the mean of its divisors is an integer number (1169568).
Almost surely, 252257744 is an apocalyptic number.
52257744 is a gapful number since it is divisible by the number (54) 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 52257744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93565440).
52257744 is an abundant number, since it is smaller than the sum of its proper divisors (134873136).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52257744 is a wasteful number, since it uses less digits than its factorization.
52257744 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1606 (or 1594 counting only the distinct ones).
The product of its digits is 78400, while the sum is 36.
The square root of 52257744 is about 7228.9517912350. The cubic root of 52257744 is about 373.8667869915.
The spelling of 52257744 in words is "fifty-two million, two hundred fifty-seven thousand, seven hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.061 sec. • engine limits •