Base | Representation |
---|---|
bin | 11001000111000… |
… | …001011110100101 |
3 | 1002100200210210201 |
4 | 121013001132211 |
5 | 1330321141321 |
6 | 105445150501 |
7 | 13303514452 |
oct | 3107013645 |
9 | 1070623721 |
10 | 421271461 |
11 | 1a6884536 |
12 | b90bb431 |
13 | 6937b670 |
14 | 3dd40829 |
15 | 26eb6291 |
hex | 191c17a5 |
421271461 has 8 divisors (see below), whose sum is σ = 453882464. Its totient is φ = 388689840.
The previous prime is 421271449. The next prime is 421271467. The reversal of 421271461 is 164172124.
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 421271461 - 221 = 419174309 is a prime.
It is a super-4 number, since 4×4212714614 (a number of 36 digits) contains 4444 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (421271467) 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, 29206 + ... + 41176.
It is an arithmetic number, because the mean of its divisors is an integer number (56735308).
Almost surely, 2421271461 is an apocalyptic number.
It is an amenable number.
421271461 is a deficient number, since it is larger than the sum of its proper divisors (32611003).
421271461 is a wasteful number, since it uses less digits than its factorization.
421271461 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14691.
The product of its digits is 2688, while the sum is 28.
The square root of 421271461 is about 20524.8985624777. The cubic root of 421271461 is about 749.6421765696.
The spelling of 421271461 in words is "four hundred twenty-one million, two hundred seventy-one thousand, four hundred sixty-one".
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