Base | Representation |
---|---|
bin | 1110010111100… |
… | …00001100111100 |
3 | 22101210010110110 |
4 | 13023300030330 |
5 | 221323142112 |
6 | 15543110020 |
7 | 2662262505 |
oct | 713601474 |
9 | 271703413 |
10 | 120521532 |
11 | 6203867a |
12 | 34442310 |
13 | 1bc7a421 |
14 | 12013bac |
15 | a8aa13c |
hex | 72f033c |
120521532 has 12 divisors (see below), whose sum is σ = 281216936. Its totient is φ = 40173840.
The previous prime is 120521507. The next prime is 120521537. The reversal of 120521532 is 235125021.
It is a tau number, because it is divible by the number of its divisors (12).
It is a junction number, because it is equal to n+sod(n) for n = 120521499 and 120521508.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120521537) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5021719 + ... + 5021742.
Almost surely, 2120521532 is an apocalyptic number.
120521532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
120521532 is an abundant number, since it is smaller than the sum of its proper divisors (160695404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120521532 is a wasteful number, since it uses less digits than its factorization.
120521532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10043468 (or 10043466 counting only the distinct ones).
The product of its (nonzero) digits is 600, while the sum is 21.
The square root of 120521532 is about 10978.2299119667. The cubic root of 120521532 is about 493.9559424613.
Adding to 120521532 its reverse (235125021), we get a palindrome (355646553).
The spelling of 120521532 in words is "one hundred twenty million, five hundred twenty-one thousand, five hundred thirty-two".
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