Base | Representation |
---|---|
bin | 1001100011010001001010… |
… | …00000101000101111010101 |
3 | 2202100212102221121122102111 |
4 | 10301220211000220233111 |
5 | 10223103131304020201 |
6 | 112400352224511021 |
7 | 4265263122613240 |
oct | 461504500505725 |
9 | 82325387548374 |
10 | 21003011001301 |
11 | 676836618785a |
12 | 2432635a7b471 |
13 | b94763316344 |
14 | 5287a0532257 |
15 | 26650ab15b51 |
hex | 131a25028bd5 |
21003011001301 has 8 divisors (see below), whose sum is σ = 24003727513920. Its totient is φ = 18002366081088.
The previous prime is 21003011001281. The next prime is 21003011001361. The reversal of 21003011001301 is 10310011030012.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 21003011001301 - 227 = 21002876783573 is a prime.
It is a super-2 number, since 2×210030110013012 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21003011001361) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17267971 + ... + 18444208.
It is an arithmetic number, because the mean of its divisors is an integer number (3000465939240).
Almost surely, 221003011001301 is an apocalyptic number.
It is an amenable number.
21003011001301 is a deficient number, since it is larger than the sum of its proper divisors (3000716512619).
21003011001301 is an equidigital number, since it uses as much as digits as its factorization.
21003011001301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35796203.
The product of its (nonzero) digits is 18, while the sum is 13.
Adding to 21003011001301 its reverse (10310011030012), we get a palindrome (31313022031313).
The spelling of 21003011001301 in words is "twenty-one trillion, three billion, eleven million, one thousand, three hundred one".
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