Base | Representation |
---|---|
bin | 111100110100100… |
… | …100110110110011 |
3 | 2122010002110210101 |
4 | 330310210312303 |
5 | 4042211243121 |
6 | 245131013231 |
7 | 34200250021 |
oct | 7464446663 |
9 | 2563073711 |
10 | 1020415411 |
11 | 483aa8224 |
12 | 24589a217 |
13 | 133537702 |
14 | 99743711 |
15 | 5e8b5491 |
hex | 3cd24db3 |
1020415411 has 2 divisors, whose sum is σ = 1020415412. Its totient is φ = 1020415410.
The previous prime is 1020415393. The next prime is 1020415439. The reversal of 1020415411 is 1145140201.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 1020415411 - 25 = 1020415379 is a prime.
It is a super-2 number, since 2×10204154112 = 2082495222012597842, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (1020415471) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510207705 + 510207706.
It is an arithmetic number, because the mean of its divisors is an integer number (510207706).
Almost surely, 21020415411 is an apocalyptic number.
1020415411 is a deficient number, since it is larger than the sum of its proper divisors (1).
1020415411 is an equidigital number, since it uses as much as digits as its factorization.
1020415411 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 160, while the sum is 19.
The square root of 1020415411 is about 31943.9416947878. The cubic root of 1020415411 is about 1006.7593453090.
Adding to 1020415411 its reverse (1145140201), we get a palindrome (2165555612).
The spelling of 1020415411 in words is "one billion, twenty million, four hundred fifteen thousand, four hundred eleven".
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