Base | Representation |
---|---|
bin | 111010000000… |
… | …1100000101111 |
3 | 2010020020101121 |
4 | 1310001200233 |
5 | 30241234040 |
6 | 3003521411 |
7 | 516344110 |
oct | 164014057 |
9 | 63206347 |
10 | 30414895 |
11 | 16194185 |
12 | a229267 |
13 | 63bbaa4 |
14 | 407a207 |
15 | 2a0bc4a |
hex | 1d0182f |
30414895 has 8 divisors (see below), whose sum is σ = 41711904. Its totient is φ = 20855904.
The previous prime is 30414893. The next prime is 30414899. The reversal of 30414895 is 59841403.
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 30414895 - 21 = 30414893 is a prime.
It is a super-2 number, since 2×304148952 = 1850131675722050, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30414895.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30414893) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 434464 + ... + 434533.
It is an arithmetic number, because the mean of its divisors is an integer number (5213988).
Almost surely, 230414895 is an apocalyptic number.
30414895 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
30414895 is a deficient number, since it is larger than the sum of its proper divisors (11297009).
30414895 is an equidigital number, since it uses as much as digits as its factorization.
30414895 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 869009.
The product of its (nonzero) digits is 17280, while the sum is 34.
The square root of 30414895 is about 5514.9700815145. The cubic root of 30414895 is about 312.1491144279.
The spelling of 30414895 in words is "thirty million, four hundred fourteen thousand, eight hundred ninety-five".
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