Base | Representation |
---|---|
bin | 101010100111100… |
… | …0101000101011101 |
3 | 10200122211100122111 |
4 | 1111033011011131 |
5 | 10412041010344 |
6 | 353522114021 |
7 | 50302636606 |
oct | 12517050535 |
9 | 3618740574 |
10 | 1430016349 |
11 | 6742304a3 |
12 | 33aaab911 |
13 | 19a35b028 |
14 | d7cc6dad |
15 | 85823834 |
hex | 553c515d |
1430016349 has 4 divisors (see below), whose sum is σ = 1431434620. Its totient is φ = 1428598080.
The previous prime is 1430016347. The next prime is 1430016359. The reversal of 1430016349 is 9436100341.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 949749124 + 480267225 = 30818^2 + 21915^2 .
It is a cyclic number.
It is not a de Polignac number, because 1430016349 - 21 = 1430016347 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1430016349.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1430016347) 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, 707622 + ... + 709639.
It is an arithmetic number, because the mean of its divisors is an integer number (357858655).
Almost surely, 21430016349 is an apocalyptic number.
It is an amenable number.
1430016349 is a deficient number, since it is larger than the sum of its proper divisors (1418271).
1430016349 is a wasteful number, since it uses less digits than its factorization.
1430016349 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1418270.
The product of its (nonzero) digits is 7776, while the sum is 31.
The square root of 1430016349 is about 37815.5569706437. The cubic root of 1430016349 is about 1126.6274648292.
The spelling of 1430016349 in words is "one billion, four hundred thirty million, sixteen thousand, three hundred forty-nine".
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