Base | Representation |
---|---|
bin | 111001111111… |
… | …0001001010001 |
3 | 2010012112110212 |
4 | 1303332021101 |
5 | 30240313410 |
6 | 3003333505 |
7 | 516255650 |
oct | 163761121 |
9 | 63175425 |
10 | 30401105 |
11 | 16184889 |
12 | a221295 |
13 | 63b5727 |
14 | 4075197 |
15 | 2a07b05 |
hex | 1cfe251 |
30401105 has 8 divisors (see below), whose sum is σ = 41692992. Its totient is φ = 20846448.
The previous prime is 30401099. The next prime is 30401113. The reversal of 30401105 is 50110403.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30401105 - 24 = 30401089 is a prime.
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 30401105.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 434267 + ... + 434336.
It is an arithmetic number, because the mean of its divisors is an integer number (5211624).
Almost surely, 230401105 is an apocalyptic number.
30401105 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
30401105 is a deficient number, since it is larger than the sum of its proper divisors (11291887).
30401105 is an equidigital number, since it uses as much as digits as its factorization.
30401105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 868615.
The product of its (nonzero) digits is 60, while the sum is 14.
The square root of 30401105 is about 5513.7197063326. The cubic root of 30401105 is about 312.1019315481.
Adding to 30401105 its reverse (50110403), we get a palindrome (80511508).
The spelling of 30401105 in words is "thirty million, four hundred one thousand, one hundred five".
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