Base | Representation |
---|---|
bin | 111101001010001… |
… | …0110011011100001 |
3 | 12022000111021120122 |
4 | 1322110112123201 |
5 | 13200322430410 |
6 | 535344450025 |
7 | 101566013330 |
oct | 17224263341 |
9 | 5260437518 |
10 | 2052155105 |
11 | 96342a560 |
12 | 493319915 |
13 | 269208680 |
14 | 156793d17 |
15 | c0265e55 |
hex | 7a5166e1 |
2052155105 has 64 divisors (see below), whose sum is σ = 3450359808. Its totient is φ = 1129455360.
The previous prime is 2052155093. The next prime is 2052155111. The reversal of 2052155105 is 5015512502.
It is not a de Polignac number, because 2052155105 - 26 = 2052155041 is a prime.
It is a super-2 number, since 2×20521551052 = 8422681149955122050, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 106202 + ... + 124028.
It is an arithmetic number, because the mean of its divisors is an integer number (53911872).
Almost surely, 22052155105 is an apocalyptic number.
It is an amenable number.
2052155105 is a deficient number, since it is larger than the sum of its proper divisors (1398204703).
2052155105 is a wasteful number, since it uses less digits than its factorization.
2052155105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17886.
The product of its (nonzero) digits is 2500, while the sum is 26.
The square root of 2052155105 is about 45300.7185925345. The cubic root of 2052155105 is about 1270.7790918878.
Adding to 2052155105 its reverse (5015512502), we get a palindrome (7067667607).
It can be divided in two parts, 20 and 52155105, that added together give a palindrome (52155125).
The spelling of 2052155105 in words is "two billion, fifty-two million, one hundred fifty-five thousand, one hundred five".
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