Base | Representation |
---|---|
bin | 1011111100110… |
… | …1101011010000 |
3 | 10111022122021202 |
4 | 2333031223100 |
5 | 100313004040 |
6 | 4550210332 |
7 | 1146026354 |
oct | 277155320 |
9 | 114278252 |
10 | 50125520 |
11 | 26327055 |
12 | 149539a8 |
13 | a500593 |
14 | 692b464 |
15 | 4602015 |
hex | 2fcdad0 |
50125520 has 40 divisors (see below), whose sum is σ = 123400584. Its totient is φ = 18870272.
The previous prime is 50125501. The next prime is 50125529. The reversal of 50125520 is 2552105.
It can be written as a sum of positive squares in 4 ways, for example, as 12475024 + 37650496 = 3532^2 + 6136^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 50125492 and 50125501.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50125529) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17069 + ... + 19788.
Almost surely, 250125520 is an apocalyptic number.
It is an amenable number.
50125520 is an abundant number, since it is smaller than the sum of its proper divisors (73275064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50125520 is a wasteful number, since it uses less digits than its factorization.
50125520 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36887 (or 36881 counting only the distinct ones).
The product of its (nonzero) digits is 500, while the sum is 20.
The square root of 50125520 is about 7079.9378528346. The cubic root of 50125520 is about 368.7111720105.
Adding to 50125520 its reverse (2552105), we get a palindrome (52677625).
The spelling of 50125520 in words is "fifty million, one hundred twenty-five thousand, five hundred twenty".
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