Base | Representation |
---|---|
bin | 111010000001… |
… | …1010110101101 |
3 | 2010020121202020 |
4 | 1310003112231 |
5 | 30242004240 |
6 | 3004020353 |
7 | 516405114 |
oct | 164032655 |
9 | 63217666 |
10 | 30422445 |
11 | 16199919 |
12 | a2316b9 |
13 | 63c2361 |
14 | 407cc7b |
15 | 2a0e0d0 |
hex | 1d035ad |
30422445 has 32 divisors (see below), whose sum is σ = 51321600. Its totient is φ = 15358464.
The previous prime is 30422443. The next prime is 30422453. The reversal of 30422445 is 54422403.
It is not a de Polignac number, because 30422445 - 21 = 30422443 is a prime.
It is a super-3 number, since 3×304224453 (a number of 23 digits) contains 333 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30422443) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37201 + ... + 38009.
It is an arithmetic number, because the mean of its divisors is an integer number (1603800).
Almost surely, 230422445 is an apocalyptic number.
It is an amenable number.
30422445 is a deficient number, since it is larger than the sum of its proper divisors (20899155).
30422445 is a wasteful number, since it uses less digits than its factorization.
30422445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 949.
The product of its (nonzero) digits is 3840, while the sum is 24.
The square root of 30422445 is about 5515.6545395810. The cubic root of 30422445 is about 312.1749409277.
Adding to 30422445 its reverse (54422403), we get a palindrome (84844848).
The spelling of 30422445 in words is "thirty million, four hundred twenty-two thousand, four hundred forty-five".
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