Base | Representation |
---|---|
bin | 11100011011001001… |
… | …010101010001110010 |
3 | 2220210000010220211222 |
4 | 130123021111101302 |
5 | 1000001132433404 |
6 | 22004253505042 |
7 | 2130214303535 |
oct | 343311252162 |
9 | 86700126758 |
10 | 30520202354 |
11 | 11a41949834 |
12 | 5ab91a2182 |
13 | 2b550a1745 |
14 | 169757ca1c |
15 | bd9632dbe |
hex | 71b255472 |
30520202354 has 8 divisors (see below), whose sum is σ = 45942072240. Its totient is φ = 15206178276.
The previous prime is 30520202351. The next prime is 30520202371. The reversal of 30520202354 is 45320202503.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (30520202351) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26960744 + ... + 26961875.
It is an arithmetic number, because the mean of its divisors is an integer number (5742759030).
Almost surely, 230520202354 is an apocalyptic number.
30520202354 is a deficient number, since it is larger than the sum of its proper divisors (15421869886).
30520202354 is a wasteful number, since it uses less digits than its factorization.
30520202354 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53922904.
The product of its (nonzero) digits is 7200, while the sum is 26.
Adding to 30520202354 its reverse (45320202503), we get a palindrome (75840404857).
The spelling of 30520202354 in words is "thirty billion, five hundred twenty million, two hundred two thousand, three hundred fifty-four".
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