Base | Representation |
---|---|
bin | 11000001111000101… |
… | …11111100010100001 |
3 | 1020120210110110211110 |
4 | 30013202333202201 |
5 | 203121421444203 |
6 | 5551041533533 |
7 | 640303025451 |
oct | 140742774241 |
9 | 36523413743 |
10 | 13011515553 |
11 | 5577730243 |
12 | 26316442a9 |
13 | 12c48a433a |
14 | 8b60c5d61 |
15 | 512478d03 |
hex | 3078bf8a1 |
13011515553 has 8 divisors (see below), whose sum is σ = 17349849216. Its totient is φ = 8673762800.
The previous prime is 13011515507. The next prime is 13011515557. The reversal of 13011515553 is 35551511031.
13011515553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13011515553 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 13011515553.
It is not an unprimeable number, because it can be changed into a prime (13011515557) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89958 + ... + 184703.
It is an arithmetic number, because the mean of its divisors is an integer number (2168731152).
Almost surely, 213011515553 is an apocalyptic number.
It is an amenable number.
13011515553 is a deficient number, since it is larger than the sum of its proper divisors (4338333663).
13011515553 is a wasteful number, since it uses less digits than its factorization.
13011515553 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 290455.
The product of its (nonzero) digits is 5625, while the sum is 30.
The spelling of 13011515553 in words is "thirteen billion, eleven million, five hundred fifteen thousand, five hundred fifty-three".
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