Base | Representation |
---|---|
bin | 11000001110111101… |
… | …10100010101110111 |
3 | 1020120201101212112120 |
4 | 30013132310111313 |
5 | 203121131433421 |
6 | 5551002251023 |
7 | 640260516612 |
oct | 140736642567 |
9 | 36521355476 |
10 | 13010421111 |
11 | 5577052a46 |
12 | 26311b6a73 |
13 | 12c45b013c |
14 | 8b5cbd179 |
15 | 51230e8c6 |
hex | 3077b4577 |
13010421111 has 32 divisors (see below), whose sum is σ = 17938584000. Its totient is φ = 8381399040.
The previous prime is 13010421089. The next prime is 13010421139. The reversal of 13010421111 is 11112401031.
It is not a de Polignac number, because 13010421111 - 215 = 13010388343 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13010421191) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14004295 + ... + 14005223.
It is an arithmetic number, because the mean of its divisors is an integer number (560580750).
Almost surely, 213010421111 is an apocalyptic number.
13010421111 is a deficient number, since it is larger than the sum of its proper divisors (4928162889).
13010421111 is a wasteful number, since it uses less digits than its factorization.
13010421111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1699.
The product of its (nonzero) digits is 24, while the sum is 15.
Adding to 13010421111 its reverse (11112401031), we get a palindrome (24122822142).
The spelling of 13010421111 in words is "thirteen billion, ten million, four hundred twenty-one thousand, one hundred eleven".
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