Base | Representation |
---|---|
bin | 1100001110111000011… |
… | …00010000111110000001 |
3 | 1111011212211221121010020 |
4 | 12013130030100332001 |
5 | 23341241320433330 |
6 | 521030320524053 |
7 | 42236401212006 |
oct | 6073414207601 |
9 | 1434784847106 |
10 | 420306030465 |
11 | 152283884662 |
12 | 6955b780629 |
13 | 30833545899 |
14 | 164b2d8b8ad |
15 | adee465210 |
hex | 61dc310f81 |
420306030465 has 64 divisors (see below), whose sum is σ = 735335677440. Its totient is φ = 204140113920.
The previous prime is 420306030461. The next prime is 420306030491. The reversal of 420306030465 is 564030603024.
It is not a de Polignac number, because 420306030465 - 22 = 420306030461 is a prime.
It is not an unprimeable number, because it can be changed into a prime (420306030461) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1584676 + ... + 1830794.
It is an arithmetic number, because the mean of its divisors is an integer number (11489619960).
Almost surely, 2420306030465 is an apocalyptic number.
It is an amenable number.
420306030465 is a deficient number, since it is larger than the sum of its proper divisors (315029646975).
420306030465 is a wasteful number, since it uses less digits than its factorization.
420306030465 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 246362.
The product of its (nonzero) digits is 51840, while the sum is 33.
Adding to 420306030465 its reverse (564030603024), we get a palindrome (984336633489).
The spelling of 420306030465 in words is "four hundred twenty billion, three hundred six million, thirty thousand, four hundred sixty-five".
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