Base | Representation |
---|---|
bin | 1100000001010… |
… | …1111101111000 |
3 | 10111212200110120 |
4 | 3000111331320 |
5 | 100401442444 |
6 | 5000413240 |
7 | 1151401551 |
oct | 300257570 |
9 | 114780416 |
10 | 50421624 |
11 | 26509570 |
12 | 14a77220 |
13 | a5a52a6 |
14 | 69a7328 |
15 | 465eb19 |
hex | 3015f78 |
50421624 has 128 divisors (see below), whose sum is σ = 145704960. Its totient is φ = 14400000.
The previous prime is 50421599. The next prime is 50421641. The reversal of 50421624 is 42612405.
50421624 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a junction number, because it is equal to n+sod(n) for n = 50421594 and 50421603.
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, 499174 + ... + 499274.
It is an arithmetic number, because the mean of its divisors is an integer number (1138320).
Almost surely, 250421624 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 50421624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72852480).
50421624 is an abundant number, since it is smaller than the sum of its proper divisors (95283336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50421624 is a wasteful number, since it uses less digits than its factorization.
50421624 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 213 (or 209 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 50421624 is about 7100.8185443651. The cubic root of 50421624 is about 369.4357701613.
It can be divided in two parts, 5042 and 1624, that added together give a palindrome (6666).
The spelling of 50421624 in words is "fifty million, four hundred twenty-one thousand, six hundred twenty-four".
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