Base | Representation |
---|---|
bin | 11100000101110011… |
… | …010100001110101101 |
3 | 2212212001022220121101 |
4 | 130011303110032231 |
5 | 443232444444412 |
6 | 21504542403101 |
7 | 2115305461612 |
oct | 340563241655 |
9 | 85761286541 |
10 | 30162109357 |
11 | 118787a7206 |
12 | 5a19290491 |
13 | 2ac8b439b3 |
14 | 1661ba6509 |
15 | bb7e9b457 |
hex | 705cd43ad |
30162109357 has 16 divisors (see below), whose sum is σ = 31888886400. Its totient is φ = 28471652352.
The previous prime is 30162109343. The next prime is 30162109409. The reversal of 30162109357 is 75390126103.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30162109357 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30162109337) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 768394 + ... + 806692.
It is an arithmetic number, because the mean of its divisors is an integer number (1993055400).
Almost surely, 230162109357 is an apocalyptic number.
It is an amenable number.
30162109357 is a deficient number, since it is larger than the sum of its proper divisors (1726777043).
30162109357 is a wasteful number, since it uses less digits than its factorization.
30162109357 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38772.
The product of its (nonzero) digits is 34020, while the sum is 37.
The spelling of 30162109357 in words is "thirty billion, one hundred sixty-two million, one hundred nine thousand, three hundred fifty-seven".
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