Base | Representation |
---|---|
bin | 1100001110010001100… |
… | …10010101110100011001 |
3 | 1111011001011100021122221 |
4 | 12013020302111310121 |
5 | 23340104444424411 |
6 | 520534130544041 |
7 | 42225336033541 |
oct | 6071062256431 |
9 | 1434034307587 |
10 | 419980467481 |
11 | 152127030343 |
12 | 6948a738021 |
13 | 307b0c67573 |
14 | 16481a42321 |
15 | add0aa7071 |
hex | 61c8c95d19 |
419980467481 has 3 divisors (see below), whose sum is σ = 419981115541. Its totient is φ = 419979819422.
The previous prime is 419980467463. The next prime is 419980467493. The reversal of 419980467481 is 184764089914.
The square root of 419980467481 is 648059.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is not a de Polignac number, because 419980467481 - 223 = 419972078873 is a prime.
It is a super-4 number, since 4×4199804674814 (a number of 48 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (419980462481) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 324030 + ... + 972088.
Almost surely, 2419980467481 is an apocalyptic number.
419980467481 is the 648059-th square number.
419980467481 is the 324030-th centered octagonal number.
It is an amenable number.
419980467481 is a deficient number, since it is larger than the sum of its proper divisors (648060).
419980467481 is an frugal number, since it uses more digits than its factorization.
419980467481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1296118 (or 648059 counting only the distinct ones).
The product of its (nonzero) digits is 13934592, while the sum is 61.
The spelling of 419980467481 in words is "four hundred nineteen billion, nine hundred eighty million, four hundred sixty-seven thousand, four hundred eighty-one".
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