Base | Representation |
---|---|
bin | 1101101100000010011010… |
… | …0111100111101010000000 |
3 | 1222021210020020120121100122 |
4 | 3123000212213213222000 |
5 | 3433040314102403230 |
6 | 52001550023235412 |
7 | 3112225213336316 |
oct | 333004647475200 |
9 | 58253206517318 |
10 | 15050213325440 |
11 | 488283a078147 |
12 | 18309b9ba8b68 |
13 | 8522c9230b77 |
14 | 3a06116960b6 |
15 | 1b1755ae6be5 |
hex | db0269e7a80 |
15050213325440 has 32 divisors (see below), whose sum is σ = 35979416232660. Its totient is φ = 6020085329920.
The previous prime is 15050213325419. The next prime is 15050213325443. The reversal of 15050213325440 is 4452331205051.
It can be written as a sum of positive squares in 2 ways, for example, as 15000005064256 + 50208261184 = 3872984^2 + 224072^2 .
It is a tau number, because it is divible by the number of its divisors (32).
It is a super-2 number, since 2×150502133254402 (a number of 27 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 15050213325440.
It is not an unprimeable number, because it can be changed into a prime (15050213325443) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11757978521 + ... + 11757979800.
Almost surely, 215050213325440 is an apocalyptic number.
15050213325440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
15050213325440 is an abundant number, since it is smaller than the sum of its proper divisors (20929202907220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15050213325440 is an equidigital number, since it uses as much as digits as its factorization.
15050213325440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23515958340 (or 23515958328 counting only the distinct ones).
The product of its (nonzero) digits is 72000, while the sum is 35.
The spelling of 15050213325440 in words is "fifteen trillion, fifty billion, two hundred thirteen million, three hundred twenty-five thousand, four hundred forty".
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