Base | Representation |
---|---|
bin | 1001101101101100… |
… | …11111001001010111 |
3 | 111110110100122022211 |
4 | 10312312133021113 |
5 | 41140044022221 |
6 | 2221300134251 |
7 | 243144432640 |
oct | 46666371127 |
9 | 14413318284 |
10 | 5215220311 |
11 | 2236946234 |
12 | 1016697387 |
13 | 6516148a2 |
14 | 3768c66c7 |
15 | 207cba6e1 |
hex | 136d9f257 |
5215220311 has 8 divisors (see below), whose sum is σ = 5993550720. Its totient is φ = 4445214648.
The previous prime is 5215220293. The next prime is 5215220317. The reversal of 5215220311 is 1130225125.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 5215220311 - 229 = 4678349399 is a prime.
It is a super-3 number, since 3×52152203113 (a number of 30 digits) contains 333 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 (5215220317) 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, 2079841 + ... + 2082346.
It is an arithmetic number, because the mean of its divisors is an integer number (749193840).
Almost surely, 25215220311 is an apocalyptic number.
5215220311 is a deficient number, since it is larger than the sum of its proper divisors (778330409).
5215220311 is a wasteful number, since it uses less digits than its factorization.
5215220311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4162373.
The product of its (nonzero) digits is 600, while the sum is 22.
The square root of 5215220311 is about 72216.4822668620. The cubic root of 5215220311 is about 1734.1668755444.
Adding to 5215220311 its reverse (1130225125), we get a palindrome (6345445436).
The spelling of 5215220311 in words is "five billion, two hundred fifteen million, two hundred twenty thousand, three hundred eleven".
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