Base | Representation |
---|---|
bin | 1100001110011001111… |
… | …11110101110101000011 |
3 | 1111011020002021120021222 |
4 | 12013030333311311003 |
5 | 23340231041142311 |
6 | 520545133105255 |
7 | 42230154366131 |
oct | 6071477656503 |
9 | 1434202246258 |
10 | 420051115331 |
11 | 1521629a40a1 |
12 | 694aa32822b |
13 | 307c27a1c23 |
14 | 1648b192751 |
15 | add6daeadb |
hex | 61ccff5d43 |
420051115331 has 8 divisors (see below), whose sum is σ = 429711822144. Its totient is φ = 410420552320.
The previous prime is 420051115259. The next prime is 420051115343. The reversal of 420051115331 is 133511150024.
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 420051115331 - 234 = 402871246147 is a prime.
It is a super-2 number, since 2×4200511153312 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 420051115331.
It is not an unprimeable number, because it can be changed into a prime (420051115391) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7507760 + ... + 7563501.
It is an arithmetic number, because the mean of its divisors is an integer number (53713977768).
Almost surely, 2420051115331 is an apocalyptic number.
420051115331 is a deficient number, since it is larger than the sum of its proper divisors (9660706813).
420051115331 is a wasteful number, since it uses less digits than its factorization.
420051115331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15071901.
The product of its (nonzero) digits is 1800, while the sum is 26.
Adding to 420051115331 its reverse (133511150024), we get a palindrome (553562265355).
The spelling of 420051115331 in words is "four hundred twenty billion, fifty-one million, one hundred fifteen thousand, three hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •