Base | Representation |
---|---|
bin | 11100001000110011… |
… | …001010010100010011 |
3 | 2212222112221221221201 |
4 | 130020303022110103 |
5 | 443333333303103 |
6 | 21513540332031 |
7 | 2116456111003 |
oct | 341063122423 |
9 | 85875857851 |
10 | 30212400403 |
11 | 118a4126659 |
12 | 5a320a4017 |
13 | 2b063a1703 |
14 | 1668738003 |
15 | bbc5d251d |
hex | 708cca513 |
30212400403 has 8 divisors (see below), whose sum is σ = 31804427600. Its totient is φ = 28620563328.
The previous prime is 30212400373. The next prime is 30212400473. The reversal of 30212400403 is 30400421203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30212400403 - 221 = 30210303251 is a prime.
It is a super-2 number, since 2×302124004032 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30212400473) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 375103 + ... + 448471.
It is an arithmetic number, because the mean of its divisors is an integer number (3975553450).
Almost surely, 230212400403 is an apocalyptic number.
30212400403 is a deficient number, since it is larger than the sum of its proper divisors (1592027197).
30212400403 is a wasteful number, since it uses less digits than its factorization.
30212400403 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95061.
The product of its (nonzero) digits is 576, while the sum is 19.
Adding to 30212400403 its reverse (30400421203), we get a palindrome (60612821606).
The spelling of 30212400403 in words is "thirty billion, two hundred twelve million, four hundred thousand, four hundred three".
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