Base | Representation |
---|---|
bin | 1001000110110010110001… |
… | …0000111010111010111001 |
3 | 1022110011112012022011211122 |
4 | 2101230230100322322321 |
5 | 2303020203204300441 |
6 | 33143331541035025 |
7 | 2052236260461152 |
oct | 221545420727271 |
9 | 38404465264748 |
10 | 10012311400121 |
11 | 3210219846168 |
12 | 11585529b5a75 |
13 | 57820697ca74 |
14 | 26885424a929 |
15 | 12569abc534b |
hex | 91b2c43aeb9 |
10012311400121 has 4 divisors (see below), whose sum is σ = 10176447652644. Its totient is φ = 9848175147600.
The previous prime is 10012311400051. The next prime is 10012311400177. The reversal of 10012311400121 is 12100411321001.
10012311400121 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.
It can be written as a sum of positive squares in 2 ways, for example, as 656885935225 + 9355425464896 = 810485^2 + 3058664^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10012311400121 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 10012311400121.
It is not an unprimeable number, because it can be changed into a prime (10012511400121) 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, 82068126170 + ... + 82068126291.
It is an arithmetic number, because the mean of its divisors is an integer number (2544111913161).
Almost surely, 210012311400121 is an apocalyptic number.
It is an amenable number.
10012311400121 is a deficient number, since it is larger than the sum of its proper divisors (164136252523).
10012311400121 is an equidigital number, since it uses as much as digits as its factorization.
10012311400121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 164136252522.
The product of its (nonzero) digits is 48, while the sum is 17.
Adding to 10012311400121 its reverse (12100411321001), we get a palindrome (22112722721122).
The spelling of 10012311400121 in words is "ten trillion, twelve billion, three hundred eleven million, four hundred thousand, one hundred twenty-one".
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