Base | Representation |
---|---|
bin | 111000001100000001… |
… | …011011010010010000 |
3 | 12202201120212200020011 |
4 | 320030001123102100 |
5 | 1442024244231030 |
6 | 43414335524304 |
7 | 4234031046454 |
oct | 701401332220 |
9 | 182646780204 |
10 | 60331242640 |
11 | 2364a460609 |
12 | b838989694 |
13 | 58c6276756 |
14 | 2cc487a664 |
15 | 1881883b2a |
hex | e0c05b490 |
60331242640 has 80 divisors (see below), whose sum is σ = 148186854720. Its totient is φ = 22779671040.
The previous prime is 60331242619. The next prime is 60331242641. The reversal of 60331242640 is 4624213306.
It is a tau number, because it is divible by the number of its divisors (80).
It is not an unprimeable number, because it can be changed into a prime (60331242641) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 349395 + ... + 492685.
It is an arithmetic number, because the mean of its divisors is an integer number (1852335684).
Almost surely, 260331242640 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 60331242640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74093427360).
60331242640 is an abundant number, since it is smaller than the sum of its proper divisors (87855612080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
60331242640 is a wasteful number, since it uses less digits than its factorization.
60331242640 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 143600 (or 143594 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 31.
Adding to 60331242640 its reverse (4624213306), we get a palindrome (64955455946).
The spelling of 60331242640 in words is "sixty billion, three hundred thirty-one million, two hundred forty-two thousand, six hundred forty".
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