Base | Representation |
---|---|
bin | 101010100111111… |
… | …0100101010011110 |
3 | 10200200012020222022 |
4 | 1111033310222132 |
5 | 10412113224410 |
6 | 353530220142 |
7 | 50304411020 |
oct | 12517645236 |
9 | 3620166868 |
10 | 1430211230 |
11 | 674353958 |
12 | 33ab84652 |
13 | 19a3c8946 |
14 | d7d38010 |
15 | 85861455 |
hex | 553f4a9e |
1430211230 has 32 divisors (see below), whose sum is σ = 2955142656. Its totient is φ = 488192544.
The previous prime is 1430211227. The next prime is 1430211259. The reversal of 1430211230 is 321120341.
It is a super-2 number, since 2×14302112302 = 4091008324836225800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1430211199 and 1430211208.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29114 + ... + 60893.
It is an arithmetic number, because the mean of its divisors is an integer number (92348208).
Almost surely, 21430211230 is an apocalyptic number.
1430211230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1430211230 is an abundant number, since it is smaller than the sum of its proper divisors (1524931426).
1430211230 is a wasteful number, since it uses less digits than its factorization.
1430211230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90248.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 1430211230 is about 37818.1336133871. The cubic root of 1430211230 is about 1126.6786410073.
Adding to 1430211230 its reverse (321120341), we get a palindrome (1751331571).
The spelling of 1430211230 in words is "one billion, four hundred thirty million, two hundred eleven thousand, two hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •