Base | Representation |
---|---|
bin | 11110111010100001111… |
… | …010111010110011011111 |
3 | 21112002112012122011211011 |
4 | 132322201322322303133 |
5 | 234301313141434330 |
6 | 4303541100440051 |
7 | 306325236430264 |
oct | 36724172726337 |
9 | 7462465564734 |
10 | 2124430421215 |
11 | 749a69652a43 |
12 | 2a388b549027 |
13 | 1254435a334b |
14 | 74b7438d26b |
15 | 3a3dbdca82a |
hex | 1eea1ebacdf |
2124430421215 has 8 divisors (see below), whose sum is σ = 2549868213888. Its totient is φ = 1699176531360.
The previous prime is 2124430421203. The next prime is 2124430421221. The reversal of 2124430421215 is 5121240344212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2124430421215 - 215 = 2124430388447 is a prime.
It is a super-2 number, since 2×21244304212152 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45950287 + ... + 45996496.
It is an arithmetic number, because the mean of its divisors is an integer number (318733526736).
Almost surely, 22124430421215 is an apocalyptic number.
2124430421215 is a deficient number, since it is larger than the sum of its proper divisors (425437792673).
2124430421215 is an equidigital number, since it uses as much as digits as its factorization.
2124430421215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91951409.
The product of its (nonzero) digits is 15360, while the sum is 31.
Adding to 2124430421215 its reverse (5121240344212), we get a palindrome (7245670765427).
The spelling of 2124430421215 in words is "two trillion, one hundred twenty-four billion, four hundred thirty million, four hundred twenty-one thousand, two hundred fifteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •