Base | Representation |
---|---|
bin | 100011001111100101100111… |
… | …010100000110101100011100 |
3 | 202022211010100012110121012022 |
4 | 203033211213110012230130 |
5 | 130304031222331201032 |
6 | 1305355150151155312 |
7 | 44435404036541360 |
oct | 4317454724065434 |
9 | 668733305417168 |
10 | 155002808068892 |
11 | 4543035a270513 |
12 | 154746ba975b38 |
13 | 6864918623cb4 |
14 | 2a3c266ac72a0 |
15 | 12dbea3431512 |
hex | 8cf967506b1c |
155002808068892 has 24 divisors (see below), whose sum is σ = 310018246575744. Its totient is φ = 66427068364272.
The previous prime is 155002808068873. The next prime is 155002808068903. The reversal of 155002808068892 is 298860808200551.
155002808068892 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112072178 + ... + 113446809.
It is an arithmetic number, because the mean of its divisors is an integer number (12917426940656).
Almost surely, 2155002808068892 is an apocalyptic number.
It is an amenable number.
155002808068892 is an abundant number, since it is smaller than the sum of its proper divisors (155015438506852).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155002808068892 is a wasteful number, since it uses less digits than its factorization.
155002808068892 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 225543545 (or 225543543 counting only the distinct ones).
The product of its (nonzero) digits is 22118400, while the sum is 62.
The spelling of 155002808068892 in words is "one hundred fifty-five trillion, two billion, eight hundred eight million, sixty-eight thousand, eight hundred ninety-two".
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