Base | Representation |
---|---|
bin | 11100001010100001… |
… | …110101000101110000 |
3 | 2220001120112212121120 |
4 | 130022201311011300 |
5 | 443413300131230 |
6 | 21520454222240 |
7 | 2120260520202 |
oct | 341241650560 |
9 | 86046485546 |
10 | 30241411440 |
11 | 11909541019 |
12 | 5a3b954980 |
13 | 2b0c3bb4c6 |
14 | 166c52a772 |
15 | bbee13310 |
hex | 70a875170 |
30241411440 has 80 divisors (see below), whose sum is σ = 93864575616. Its totient is φ = 8054380800.
The previous prime is 30241411433. The next prime is 30241411463. The reversal of 30241411440 is 4411414203.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 30241411440.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116955 + ... + 272325.
Almost surely, 230241411440 is an apocalyptic number.
30241411440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30241411440 is an abundant number, since it is smaller than the sum of its proper divisors (63623164176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30241411440 is a wasteful number, since it uses less digits than its factorization.
30241411440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 156198 (or 156192 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 24.
Adding to 30241411440 its reverse (4411414203), we get a palindrome (34652825643).
The spelling of 30241411440 in words is "thirty billion, two hundred forty-one million, four hundred eleven thousand, four hundred forty".
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