Base | Representation |
---|---|
bin | 11011010110010011000000… |
… | …00010101101101110000000 |
3 | 21212221022012010020220122101 |
4 | 31223021200002231232000 |
5 | 30340312143302343010 |
6 | 331523452224320144 |
7 | 15444644622315241 |
oct | 1553114002555600 |
9 | 255838163226571 |
10 | 60139743402880 |
11 | 18187138347009 |
12 | 68b359a473054 |
13 | 27731cc22b06b |
14 | 10bcac9c4ccc8 |
15 | 6e458ceda73a |
hex | 36b2600adb80 |
60139743402880 has 128 divisors (see below), whose sum is σ = 145645346304000. Its totient is φ = 23742602717184.
The previous prime is 60139743402829. The next prime is 60139743402887. The reversal of 60139743402880 is 8820434793106.
It is a tau number, because it is divible by the number of its divisors (128).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (60139743402887) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137253907 + ... + 137691373.
It is an arithmetic number, because the mean of its divisors is an integer number (1137854268000).
Almost surely, 260139743402880 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 60139743402880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72822673152000).
60139743402880 is an abundant number, since it is smaller than the sum of its proper divisors (85505602901120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
60139743402880 is a wasteful number, since it uses less digits than its factorization.
60139743402880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 440284 (or 440272 counting only the distinct ones).
The product of its (nonzero) digits is 6967296, while the sum is 55.
The spelling of 60139743402880 in words is "sixty trillion, one hundred thirty-nine billion, seven hundred forty-three million, four hundred two thousand, eight hundred eighty".
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