Base | Representation |
---|---|
bin | 1000010111010111… |
… | …0000100101101101 |
3 | 12210111020022022101 |
4 | 2011311300211231 |
5 | 14044314244011 |
6 | 1010452015101 |
7 | 106434054361 |
oct | 20565604555 |
9 | 5714208271 |
10 | 2245462381 |
11 | a52561138 |
12 | 528001491 |
13 | 29a28b586 |
14 | 1743132a1 |
15 | d21ec2c1 |
hex | 85d7096d |
2245462381 has 2 divisors, whose sum is σ = 2245462382. Its totient is φ = 2245462380.
The previous prime is 2245462319. The next prime is 2245462397. The reversal of 2245462381 is 1832645422.
2245462381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1875669481 + 369792900 = 43309^2 + 19230^2 .
It is a cyclic number.
It is not a de Polignac number, because 2245462381 - 225 = 2211907949 is a prime.
It is a super-2 number, since 2×22454623812 = 10084202608972378322, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2245462381.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2245462781) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1122731190 + 1122731191.
It is an arithmetic number, because the mean of its divisors is an integer number (1122731191).
Almost surely, 22245462381 is an apocalyptic number.
It is an amenable number.
2245462381 is a deficient number, since it is larger than the sum of its proper divisors (1).
2245462381 is an equidigital number, since it uses as much as digits as its factorization.
2245462381 is an evil number, because the sum of its binary digits is even.
The product of its digits is 92160, while the sum is 37.
The square root of 2245462381 is about 47386.3100589189. The cubic root of 2245462381 is about 1309.4892208719.
The spelling of 2245462381 in words is "two billion, two hundred forty-five million, four hundred sixty-two thousand, three hundred eighty-one".
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