Base | Representation |
---|---|
bin | 1110010111100… |
… | …10111000111100 |
3 | 22101210200120011 |
4 | 13023302320330 |
5 | 221324020130 |
6 | 15543233004 |
7 | 2662336552 |
oct | 713627074 |
9 | 271720504 |
10 | 120532540 |
11 | 62045977 |
12 | 34448764 |
13 | 1bc8243b |
14 | 12017bd2 |
15 | a8ad52a |
hex | 72f2e3c |
120532540 has 12 divisors (see below), whose sum is σ = 253118376. Its totient is φ = 48213008.
The previous prime is 120532537. The next prime is 120532541. The reversal of 120532540 is 45235021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120532541) 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, 3013294 + ... + 3013333.
It is an arithmetic number, because the mean of its divisors is an integer number (21093198).
Almost surely, 2120532540 is an apocalyptic number.
120532540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
120532540 is an abundant number, since it is smaller than the sum of its proper divisors (132585836).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120532540 is a wasteful number, since it uses less digits than its factorization.
120532540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6026636 (or 6026634 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 22.
The square root of 120532540 is about 10978.7312563884. The cubic root of 120532540 is about 493.9709807187.
Adding to 120532540 its reverse (45235021), we get a palindrome (165767561).
The spelling of 120532540 in words is "one hundred twenty million, five hundred thirty-two thousand, five hundred forty".
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