Base | Representation |
---|---|
bin | 10011000011101011… |
… | …10001100100010001 |
3 | 222102001020001022222 |
4 | 21201311301210101 |
5 | 131423220434301 |
6 | 4411130510425 |
7 | 511354434221 |
oct | 114165614421 |
9 | 28361201288 |
10 | 10231421201 |
11 | 4380409201 |
12 | 1b96595415 |
13 | c709265b1 |
14 | 6d0ba4081 |
15 | 3ed37231b |
hex | 261d71911 |
10231421201 has 4 divisors (see below), whose sum is σ = 10233119232. Its totient is φ = 10229723172.
The previous prime is 10231421173. The next prime is 10231421227. The reversal of 10231421201 is 10212413201.
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, and also an emirpimes, since its reverse is a distinct semiprime: 10212413201 = 39103 ⋅261167.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10231421201 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 10231421201.
It is not an unprimeable number, because it can be changed into a prime (10231421231) 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, 839945 + ... + 852038.
It is an arithmetic number, because the mean of its divisors is an integer number (2558279808).
Almost surely, 210231421201 is an apocalyptic number.
It is an amenable number.
10231421201 is a deficient number, since it is larger than the sum of its proper divisors (1698031).
10231421201 is an equidigital number, since it uses as much as digits as its factorization.
10231421201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1698030.
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 10231421201 its reverse (10212413201), we get a palindrome (20443834402).
The spelling of 10231421201 in words is "ten billion, two hundred thirty-one million, four hundred twenty-one thousand, two hundred one".
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