Base | Representation |
---|---|
bin | 1100001110111000001… |
… | …01101101000000100111 |
3 | 1111011212201201012111211 |
4 | 12013130011231000213 |
5 | 23341240400412221 |
6 | 521030220012251 |
7 | 42236350455664 |
oct | 6073405550047 |
9 | 1434781635454 |
10 | 420304310311 |
11 | 15228290a246 |
12 | 6955b091087 |
13 | 30833092942 |
14 | 164b2a60a6b |
15 | adee2256e1 |
hex | 61dc16d027 |
420304310311 has 4 divisors (see below), whose sum is σ = 420307335352. Its totient is φ = 420301285272.
The previous prime is 420304310273. The next prime is 420304310317. The reversal of 420304310311 is 113013403024.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 420304310311 - 231 = 418156826663 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420304310317) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1293540 + ... + 1585513.
It is an arithmetic number, because the mean of its divisors is an integer number (105076833838).
Almost surely, 2420304310311 is an apocalyptic number.
420304310311 is a deficient number, since it is larger than the sum of its proper divisors (3025041).
420304310311 is a wasteful number, since it uses less digits than its factorization.
420304310311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3025040.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 420304310311 its reverse (113013403024), we get a palindrome (533317713335).
The spelling of 420304310311 in words is "four hundred twenty billion, three hundred four million, three hundred ten thousand, three hundred eleven".
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