Base | Representation |
---|---|
bin | 111010011010… |
… | …0001110100011 |
3 | 2010121210100101 |
4 | 1310310032203 |
5 | 30314411002 |
6 | 3012203231 |
7 | 521200540 |
oct | 164641643 |
9 | 63553311 |
10 | 30622627 |
11 | 16316262 |
12 | a309517 |
13 | 64624c9 |
14 | 40d1bc7 |
15 | 2a4d587 |
hex | 1d343a3 |
30622627 has 16 divisors (see below), whose sum is σ = 37229760. Its totient is φ = 24588288.
The previous prime is 30622619. The next prime is 30622633. The reversal of 30622627 is 72622603.
It is a cyclic number.
It is not a de Polignac number, because 30622627 - 23 = 30622619 is a prime.
It is a super-2 number, since 2×306226272 = 1875490568762258, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30622595 and 30622604.
It is not an unprimeable number, because it can be changed into a prime (30622607) 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 15 ways as a sum of consecutive naturals, for example, 32499 + ... + 33427.
It is an arithmetic number, because the mean of its divisors is an integer number (2326860).
Almost surely, 230622627 is an apocalyptic number.
30622627 is a deficient number, since it is larger than the sum of its proper divisors (6607133).
30622627 is a wasteful number, since it uses less digits than its factorization.
30622627 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1230.
The product of its (nonzero) digits is 6048, while the sum is 28.
The square root of 30622627 is about 5533.7714987159. The cubic root of 30622627 is about 312.8581561871.
The spelling of 30622627 in words is "thirty million, six hundred twenty-two thousand, six hundred twenty-seven".
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