Base | Representation |
---|---|
bin | 111110110001101… |
… | …100101010101111 |
3 | 2201101210212221001 |
4 | 332301230222233 |
5 | 4124110343112 |
6 | 252302021131 |
7 | 35046116566 |
oct | 7661545257 |
9 | 2641725831 |
10 | 1053215407 |
11 | 4a0570362 |
12 | 2548777a7 |
13 | 13a27ccaa |
14 | 9dc40bdd |
15 | 626e3c57 |
hex | 3ec6caaf |
1053215407 has 2 divisors, whose sum is σ = 1053215408. Its totient is φ = 1053215406.
The previous prime is 1053215381. The next prime is 1053215413. The reversal of 1053215407 is 7045123501.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1053215407 - 215 = 1053182639 is a prime.
It is a super-2 number, since 2×10532154072 = 2218525387084351298, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1053215437) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526607703 + 526607704.
It is an arithmetic number, because the mean of its divisors is an integer number (526607704).
Almost surely, 21053215407 is an apocalyptic number.
1053215407 is a deficient number, since it is larger than the sum of its proper divisors (1).
1053215407 is an equidigital number, since it uses as much as digits as its factorization.
1053215407 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4200, while the sum is 28.
The square root of 1053215407 is about 32453.2803734846. The cubic root of 1053215407 is about 1017.4328005090.
Adding to 1053215407 its reverse (7045123501), we get a palindrome (8098338908).
The spelling of 1053215407 in words is "one billion, fifty-three million, two hundred fifteen thousand, four hundred seven".
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