Base | Representation |
---|---|
bin | 1100110010111… |
… | …1011101000000 |
3 | 10201222210210101 |
4 | 3030233131000 |
5 | 102214443434 |
6 | 5154212144 |
7 | 1221126250 |
oct | 314573500 |
9 | 121883711 |
10 | 53671744 |
11 | 28329415 |
12 | 15b84054 |
13 | b172739 |
14 | 71b1960 |
15 | 4aa2b14 |
hex | 332f740 |
53671744 has 56 divisors (see below), whose sum is σ = 124358400. Its totient is φ = 22503936.
The previous prime is 53671741. The next prime is 53671753. The reversal of 53671744 is 44717635.
53671744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (56).
It is a super-2 number, since 2×536717442 = 5761312208003072, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53671741) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 19782 + ... + 22330.
Almost surely, 253671744 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 53671744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62179200).
53671744 is an abundant number, since it is smaller than the sum of its proper divisors (70686656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53671744 is a wasteful number, since it uses less digits than its factorization.
53671744 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2615 (or 2605 counting only the distinct ones).
The product of its digits is 70560, while the sum is 37.
The square root of 53671744 is about 7326.1001904151. The cubic root of 53671744 is about 377.2088751455.
The spelling of 53671744 in words is "fifty-three million, six hundred seventy-one thousand, seven hundred forty-four".
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