Base | Representation |
---|---|
bin | 1100000010011… |
… | …0100101110000 |
3 | 10112000010212100 |
4 | 3000212211300 |
5 | 100411132322 |
6 | 5002100400 |
7 | 1152104220 |
oct | 300464560 |
9 | 115003770 |
10 | 50489712 |
11 | 26555739 |
12 | 14aaa700 |
13 | a5ca290 |
14 | 69c4080 |
15 | 4674dac |
hex | 3026970 |
50489712 has 120 divisors (see below), whose sum is σ = 173954144. Its totient is φ = 13312512.
The previous prime is 50489701. The next prime is 50489713. The reversal of 50489712 is 21798405.
50489712 is a `hidden beast` number, since 504 + 89 + 71 + 2 = 666.
It is a super-2 number, since 2×504897122 = 5098422035685888, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50489713) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11178 + ... + 15030.
Almost surely, 250489712 is an apocalyptic number.
50489712 is a gapful number since it is divisible by the number (52) 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 50489712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86977072).
50489712 is an abundant number, since it is smaller than the sum of its proper divisors (123464432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50489712 is a wasteful number, since it uses less digits than its factorization.
50489712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3887 (or 3878 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 36.
The square root of 50489712 is about 7105.6113037514. The cubic root of 50489712 is about 369.6019873958.
The spelling of 50489712 in words is "fifty million, four hundred eighty-nine thousand, seven hundred twelve".
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