Base | Representation |
---|---|
bin | 1011110000111001100… |
… | …1011111011001101100 |
3 | 201022200001021002112010 |
4 | 2330032121133121230 |
5 | 11302402341314111 |
6 | 232502404041220 |
7 | 20413231243335 |
oct | 2741631373154 |
9 | 638601232463 |
10 | 202105026156 |
11 | 78792022540 |
12 | 33204693210 |
13 | 1609b479997 |
14 | 9ad38b928c |
15 | 53cd180aa6 |
hex | 2f0e65f66c |
202105026156 has 48 divisors (see below), whose sum is σ = 514742215680. Its totient is φ = 61209059520.
The previous prime is 202105026139. The next prime is 202105026161. The reversal of 202105026156 is 651620501202.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203031 + ... + 667406.
It is an arithmetic number, because the mean of its divisors is an integer number (10723796160).
Almost surely, 2202105026156 is an apocalyptic number.
It is an amenable number.
202105026156 is an abundant number, since it is smaller than the sum of its proper divisors (312637189524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
202105026156 is a wasteful number, since it uses less digits than its factorization.
202105026156 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 872214 (or 872212 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 30.
Adding to 202105026156 its reverse (651620501202), we get a palindrome (853725527358).
The spelling of 202105026156 in words is "two hundred two billion, one hundred five million, twenty-six thousand, one hundred fifty-six".
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