Base | Representation |
---|---|
bin | 1101111100010101111001… |
… | …0010001101111100100000 |
3 | 2000021120020100220202110010 |
4 | 3133011132102031330200 |
5 | 4002132443422112230 |
6 | 52334352444004520 |
7 | 3141402423631233 |
oct | 337053622157440 |
9 | 60246210822403 |
10 | 15330320113440 |
11 | 4980609052872 |
12 | 1877151230740 |
13 | 8728488341c7 |
14 | 3addc478d41a |
15 | 1b8b9bad09b0 |
hex | df15e48df20 |
15330320113440 has 96 divisors (see below), whose sum is σ = 48302823877056. Its totient is φ = 4087042780160.
The previous prime is 15330320113393. The next prime is 15330320113469. The reversal of 15330320113440 is 4431102303351.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 15330320113398 and 15330320113407.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2187591 + ... + 5953670.
It is an arithmetic number, because the mean of its divisors is an integer number (503154415386).
Almost surely, 215330320113440 is an apocalyptic number.
15330320113440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
15330320113440 is an abundant number, since it is smaller than the sum of its proper divisors (32972503763616).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15330320113440 is a wasteful number, since it uses less digits than its factorization.
15330320113440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8145202 (or 8145194 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 30.
Adding to 15330320113440 its reverse (4431102303351), we get a palindrome (19761422416791).
The spelling of 15330320113440 in words is "fifteen trillion, three hundred thirty billion, three hundred twenty million, one hundred thirteen thousand, four hundred forty".
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