Base | Representation |
---|---|
bin | 1110010101100… |
… | …10010001010100 |
3 | 22101022020111012 |
4 | 13022302101110 |
5 | 221242032420 |
6 | 15533431352 |
7 | 2660155106 |
oct | 712622124 |
9 | 271266435 |
10 | 120267860 |
11 | 61985029 |
12 | 3433b558 |
13 | 1bbbbb1b |
14 | 11d89576 |
15 | a859dc5 |
hex | 72b2454 |
120267860 has 48 divisors (see below), whose sum is σ = 268594704. Its totient is φ = 45078528.
The previous prime is 120267841. The next prime is 120267863. The reversal of 120267860 is 68762021.
It can be written as a sum of positive squares in 8 ways, for example, as 58564 + 120209296 = 242^2 + 10964^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120267863) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93542 + ... + 94818.
It is an arithmetic number, because the mean of its divisors is an integer number (5595723).
Almost surely, 2120267860 is an apocalyptic number.
120267860 is a gapful number since it is divisible by the number (10) 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 120267860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134297352).
120267860 is an abundant number, since it is smaller than the sum of its proper divisors (148326844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120267860 is a wasteful number, since it uses less digits than its factorization.
120267860 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1580 (or 1578 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 32.
The square root of 120267860 is about 10966.6704153996. The cubic root of 120267860 is about 493.6091418950.
The spelling of 120267860 in words is "one hundred twenty million, two hundred sixty-seven thousand, eight hundred sixty".
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