Base | Representation |
---|---|
bin | 111010000000… |
… | …0101100011110 |
3 | 2010020001210201 |
4 | 1310000230132 |
5 | 30241132200 |
6 | 3003454114 |
7 | 516331261 |
oct | 164005436 |
9 | 63201721 |
10 | 30411550 |
11 | 16191714 |
12 | a22733a |
13 | 63ba400 |
14 | 4078cd8 |
15 | 2a0ac6a |
hex | 1d00b1e |
30411550 has 72 divisors (see below), whose sum is σ = 63310680. Its totient is φ = 10857600.
The previous prime is 30411541. The next prime is 30411569. The reversal of 30411550 is 5511403.
It is a congruent number.
It is an unprimeable number.
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 35 ways as a sum of consecutive naturals, for example, 498520 + ... + 498580.
It is an arithmetic number, because the mean of its divisors is an integer number (879315).
Almost surely, 230411550 is an apocalyptic number.
30411550 is an abundant number, since it is smaller than the sum of its proper divisors (32899130).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30411550 is a wasteful number, since it uses less digits than its factorization.
30411550 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 158 (or 140 counting only the distinct ones).
The product of its (nonzero) digits is 300, while the sum is 19.
The square root of 30411550 is about 5514.6668077047. Note that the first 3 decimals coincide. The cubic root of 30411550 is about 312.1376707250.
Adding to 30411550 its reverse (5511403), we get a palindrome (35922953).
The spelling of 30411550 in words is "thirty million, four hundred eleven thousand, five hundred fifty".
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