Base | Representation |
---|---|
bin | 111101011011011… |
… | …0001010110001101 |
3 | 12022122110201000022 |
4 | 1322312301112031 |
5 | 13210130201003 |
6 | 540310111525 |
7 | 102035504021 |
oct | 17266612615 |
9 | 5278421008 |
10 | 2061178253 |
11 | 968532802 |
12 | 49634b5a5 |
13 | 26b047704 |
14 | 157a62381 |
15 | c0e49738 |
hex | 7adb158d |
2061178253 has 2 divisors, whose sum is σ = 2061178254. Its totient is φ = 2061178252.
The previous prime is 2061178247. The next prime is 2061178261. The reversal of 2061178253 is 3528711602.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1797505609 + 263672644 = 42397^2 + 16238^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2061178253 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2061178213) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1030589126 + 1030589127.
It is an arithmetic number, because the mean of its divisors is an integer number (1030589127).
Almost surely, 22061178253 is an apocalyptic number.
It is an amenable number.
2061178253 is a deficient number, since it is larger than the sum of its proper divisors (1).
2061178253 is an equidigital number, since it uses as much as digits as its factorization.
2061178253 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 20160, while the sum is 35.
The square root of 2061178253 is about 45400.2010237840. The cubic root of 2061178253 is about 1272.6388705981.
Adding to 2061178253 its reverse (3528711602), we get a palindrome (5589889855).
The spelling of 2061178253 in words is "two billion, sixty-one million, one hundred seventy-eight thousand, two hundred fifty-three".
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