Base | Representation |
---|---|
bin | 101010100111100… |
… | …0001011000111011 |
3 | 10200122210120212211 |
4 | 1111033001120323 |
5 | 10412040014321 |
6 | 353521515551 |
7 | 50302544512 |
oct | 12517013073 |
9 | 3618716784 |
10 | 1430001211 |
11 | 674220091 |
12 | 33aaa2bb7 |
13 | 19a354182 |
14 | d7cc1679 |
15 | 8581e0e1 |
hex | 553c163b |
1430001211 has 4 divisors (see below), whose sum is σ = 1431937000. Its totient is φ = 1428065424.
The previous prime is 1430001203. The next prime is 1430001217. The reversal of 1430001211 is 1121000341.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1121000341 = 113 ⋅9920357.
It is a cyclic number.
It is not a de Polignac number, because 1430001211 - 23 = 1430001203 is a prime.
It is a super-2 number, since 2×14300012112 = 4089806926922933042, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1430001191 and 1430001200.
It is not an unprimeable number, because it can be changed into a prime (1430001217) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 966786 + ... + 968263.
It is an arithmetic number, because the mean of its divisors is an integer number (357984250).
Almost surely, 21430001211 is an apocalyptic number.
1430001211 is a deficient number, since it is larger than the sum of its proper divisors (1935789).
1430001211 is an equidigital number, since it uses as much as digits as its factorization.
1430001211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1935788.
The product of its (nonzero) digits is 24, while the sum is 13.
The square root of 1430001211 is about 37815.3568143949. The cubic root of 1430001211 is about 1126.6234893626.
Adding to 1430001211 its reverse (1121000341), we get a palindrome (2551001552).
The spelling of 1430001211 in words is "one billion, four hundred thirty million, one thousand, two hundred eleven".
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