Base | Representation |
---|---|
bin | 10010101000001111… |
… | …00110001111110001 |
3 | 221211000001020020010 |
4 | 21110013212033301 |
5 | 130440302244101 |
6 | 4332224405133 |
7 | 502560621435 |
oct | 112407461761 |
9 | 27730036203 |
10 | 10001212401 |
11 | 42724729a4 |
12 | 1b314767a9 |
13 | c3502327b |
14 | 6ac39a9c5 |
15 | 3d804c2d6 |
hex | 2541e63f1 |
10001212401 has 4 divisors (see below), whose sum is σ = 13334949872. Its totient is φ = 6667474932.
The previous prime is 10001212379. The next prime is 10001212411. The reversal of 10001212401 is 10421210001.
It is a happy number.
10001212401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 10001212401 - 210 = 10001211377 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10001212411) 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 3 ways as a sum of consecutive naturals, for example, 1666868731 + ... + 1666868736.
It is an arithmetic number, because the mean of its divisors is an integer number (3333737468).
Almost surely, 210001212401 is an apocalyptic number.
It is an amenable number.
10001212401 is a deficient number, since it is larger than the sum of its proper divisors (3333737471).
10001212401 is an equidigital number, since it uses as much as digits as its factorization.
10001212401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3333737470.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 10001212401 its reverse (10421210001), we get a palindrome (20422422402).
The spelling of 10001212401 in words is "ten billion, one million, two hundred twelve thousand, four hundred one".
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