Base | Representation |
---|---|
bin | 10010101001100001… |
… | …10010111010101001 |
3 | 221211202100220202201 |
4 | 21110300302322221 |
5 | 131001033342301 |
6 | 4333252100201 |
7 | 503051461642 |
oct | 112460627251 |
9 | 27752326681 |
10 | 10012012201 |
11 | 4278579a54 |
12 | 1b35004661 |
13 | c37334b99 |
14 | 6ad9ac6c9 |
15 | 3d8e82201 |
hex | 254c32ea9 |
10012012201 has 4 divisors (see below), whose sum is σ = 10042260304. Its totient is φ = 9981764100.
The previous prime is 10012012187. The next prime is 10012012259. The reversal of 10012012201 is 10221021001.
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 a cyclic number.
It is not a de Polignac number, because 10012012201 - 223 = 10003623593 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10012012271) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15123555 + ... + 15124216.
It is an arithmetic number, because the mean of its divisors is an integer number (2510565076).
Almost surely, 210012012201 is an apocalyptic number.
It is an amenable number.
10012012201 is a deficient number, since it is larger than the sum of its proper divisors (30248103).
10012012201 is an equidigital number, since it uses as much as digits as its factorization.
10012012201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30248102.
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 10012012201 its reverse (10221021001), we get a palindrome (20233033202).
The spelling of 10012012201 in words is "ten billion, twelve million, twelve thousand, two hundred one".
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