Base | Representation |
---|---|
bin | 11000010100001101… |
… | …11111010111110101 |
3 | 1020200210100122022012 |
4 | 30022012333113311 |
5 | 203213423201420 |
6 | 5555215214005 |
7 | 641334321446 |
oct | 141206772765 |
9 | 36623318265 |
10 | 13054506485 |
11 | 5599a23a39 |
12 | 2643b17305 |
13 | 1300777367 |
14 | 8bbab72cd |
15 | 51611bdc5 |
hex | 30a1bf5f5 |
13054506485 has 8 divisors (see below), whose sum is σ = 15666080640. Its totient is φ = 10443156624.
The previous prime is 13054506481. The next prime is 13054506539. The reversal of 13054506485 is 58460545031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13054506485 - 22 = 13054506481 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13054506481) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125336 + ... + 204494.
It is an arithmetic number, because the mean of its divisors is an integer number (1958260080).
Almost surely, 213054506485 is an apocalyptic number.
It is an amenable number.
13054506485 is a deficient number, since it is larger than the sum of its proper divisors (2611574155).
13054506485 is an equidigital number, since it uses as much as digits as its factorization.
13054506485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 112147.
The product of its (nonzero) digits is 288000, while the sum is 41.
The spelling of 13054506485 in words is "thirteen billion, fifty-four million, five hundred six thousand, four hundred eighty-five".
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