Base | Representation |
---|---|
bin | 1100010000100100010… |
… | …01010111101101011101 |
3 | 1111021012221021001221210 |
4 | 12020102021113231131 |
5 | 23400120034210214 |
6 | 521300214415033 |
7 | 42301002322455 |
oct | 6102211275535 |
9 | 1437187231853 |
10 | 421211241309 |
11 | 1526a88459a1 |
12 | 69772961479 |
13 | 30948c44cc1 |
14 | 1655b2a2d65 |
15 | ae53b70b59 |
hex | 6212257b5d |
421211241309 has 32 divisors (see below), whose sum is σ = 579145881600. Its totient is φ = 272151895680.
The previous prime is 421211241301. The next prime is 421211241323. The reversal of 421211241309 is 903142112124.
It is not a de Polignac number, because 421211241309 - 23 = 421211241301 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (421211241301) 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 31 ways as a sum of consecutive naturals, for example, 8639202 + ... + 8687820.
It is an arithmetic number, because the mean of its divisors is an integer number (18098308800).
Almost surely, 2421211241309 is an apocalyptic number.
It is an amenable number.
421211241309 is a deficient number, since it is larger than the sum of its proper divisors (157934640291).
421211241309 is a wasteful number, since it uses less digits than its factorization.
421211241309 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49185.
The product of its (nonzero) digits is 3456, while the sum is 30.
The spelling of 421211241309 in words is "four hundred twenty-one billion, two hundred eleven million, two hundred forty-one thousand, three hundred nine".
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