Base | Representation |
---|---|
bin | 10011010001011100010110… |
… | …11001100101110100010000 |
3 | 12120001120012111111110210002 |
4 | 21220232023121211310100 |
5 | 21023331314422114102 |
6 | 230045243444425132 |
7 | 11632624156062005 |
oct | 1150561331456420 |
9 | 176046174443702 |
10 | 42380781051152 |
11 | 1255a652047555 |
12 | 49058199a81a8 |
13 | 1a8564b83c58b |
14 | a6735287b8ac |
15 | 4d764c209902 |
hex | 268b8b665d10 |
42380781051152 has 160 divisors (see below), whose sum is σ = 92210245309440. Its totient is φ = 18771350814720.
The previous prime is 42380781051149. The next prime is 42380781051173. The reversal of 42380781051152 is 25115018708324.
It is a happy number.
It is a super-2 number, since 2×423807810511522 (a number of 28 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 42380781051097 and 42380781051106.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 813940223 + ... + 813992289.
It is an arithmetic number, because the mean of its divisors is an integer number (576314033184).
Almost surely, 242380781051152 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 42380781051152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46105122654720).
42380781051152 is an abundant number, since it is smaller than the sum of its proper divisors (49829464258288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42380781051152 is a wasteful number, since it uses less digits than its factorization.
42380781051152 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54769 (or 54763 counting only the distinct ones).
The product of its (nonzero) digits is 537600, while the sum is 47.
Adding to 42380781051152 its reverse (25115018708324), we get a palindrome (67495799759476).
The spelling of 42380781051152 in words is "forty-two trillion, three hundred eighty billion, seven hundred eighty-one million, fifty-one thousand, one hundred fifty-two".
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