Base | Representation |
---|---|
bin | 11000011111000000… |
… | …10010101110010000 |
3 | 1020221002200110221111 |
4 | 30033200102232100 |
5 | 203410111303144 |
6 | 10012211303104 |
7 | 643513605166 |
oct | 141740225620 |
9 | 36832613844 |
10 | 13145025424 |
11 | 563602a183 |
12 | 266a2aaa94 |
13 | 131644b56b |
14 | 8c9b1b236 |
15 | 51e04c534 |
hex | 30f812b90 |
13145025424 has 40 divisors (see below), whose sum is σ = 26099579520. Its totient is φ = 6410610048.
The previous prime is 13145025353. The next prime is 13145025473. The reversal of 13145025424 is 42452054131.
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, 190507 + ... + 250165.
It is an arithmetic number, because the mean of its divisors is an integer number (652489488).
Almost surely, 213145025424 is an apocalyptic number.
It is an amenable number.
13145025424 is a deficient number, since it is larger than the sum of its proper divisors (12954554096).
13145025424 is a wasteful number, since it uses less digits than its factorization.
13145025424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60007 (or 60001 counting only the distinct ones).
The product of its (nonzero) digits is 19200, while the sum is 31.
Adding to 13145025424 its reverse (42452054131), we get a palindrome (55597079555).
The spelling of 13145025424 in words is "thirteen billion, one hundred forty-five million, twenty-five thousand, four hundred twenty-four".
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