Base | Representation |
---|---|
bin | 111010000001… |
… | …0011110011100 |
3 | 2010020102210212 |
4 | 1310002132130 |
5 | 30241400334 |
6 | 3003551552 |
7 | 516361451 |
oct | 164023634 |
9 | 63212725 |
10 | 30418844 |
11 | 16197145 |
12 | a22b5b8 |
13 | 63c0821 |
14 | 407b828 |
15 | 2a0cece |
hex | 1d0279c |
30418844 has 6 divisors (see below), whose sum is σ = 53232984. Its totient is φ = 15209420.
The previous prime is 30418841. The next prime is 30418859. The reversal of 30418844 is 44881403.
It is a self number, because there is not a number n which added to its sum of digits gives 30418844.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30418841) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3802352 + ... + 3802359.
It is an arithmetic number, because the mean of its divisors is an integer number (8872164).
Almost surely, 230418844 is an apocalyptic number.
It is an amenable number.
30418844 is a deficient number, since it is larger than the sum of its proper divisors (22814140).
30418844 is a wasteful number, since it uses less digits than its factorization.
30418844 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7604715 (or 7604713 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 32.
The square root of 30418844 is about 5515.3280954083. The cubic root of 30418844 is about 312.1626234176.
The spelling of 30418844 in words is "thirty million, four hundred eighteen thousand, eight hundred forty-four".
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