Base | Representation |
---|---|
bin | 100011011110010000001001… |
… | …0111000110110010010000101 |
3 | 1111220202221000000022011120021 |
4 | 1012330200102320312102011 |
5 | 311344123203324341401 |
6 | 3023340303122135141 |
7 | 122502531520236235 |
oct | 10674402270662205 |
9 | 1456687000264507 |
10 | 312021101012101 |
11 | 90468451169aa8 |
12 | 2abb39434b14b1 |
13 | 10514604615880 |
14 | 5709c8aa1dcc5 |
15 | 26115b8ed12a1 |
hex | 11bc812e36485 |
312021101012101 has 8 divisors (see below), whose sum is σ = 336028094447864. Its totient is φ = 288014874759360.
The previous prime is 312021101011987. The next prime is 312021101012107. The reversal of 312021101012101 is 101210101120213.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 61962857979201 + 250058243032900 = 7871649^2 + 15813230^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-312021101012101 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312021101012107) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190950906 + ... + 192578011.
It is an arithmetic number, because the mean of its divisors is an integer number (42003511805983).
Almost surely, 2312021101012101 is an apocalyptic number.
It is an amenable number.
312021101012101 is a deficient number, since it is larger than the sum of its proper divisors (24006993435763).
312021101012101 is a wasteful number, since it uses less digits than its factorization.
312021101012101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 383591511.
The product of its (nonzero) digits is 24, while the sum is 16.
Adding to 312021101012101 its reverse (101210101120213), we get a palindrome (413231202132314).
The spelling of 312021101012101 in words is "three hundred twelve trillion, twenty-one billion, one hundred one million, twelve thousand, one hundred one".
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