Base | Representation |
---|---|
bin | 101010111111000… |
… | …0011110111011000 |
3 | 10201112000001201011 |
4 | 1111332003313120 |
5 | 10423214111440 |
6 | 355042103304 |
7 | 50512422625 |
oct | 12576036730 |
9 | 3645001634 |
10 | 1442332120 |
11 | 680182519 |
12 | 34304ab34 |
13 | 19ca80978 |
14 | d97b134c |
15 | 869579ea |
hex | 55f83dd8 |
1442332120 has 32 divisors (see below), whose sum is σ = 3247030800. Its totient is φ = 576615808.
The previous prime is 1442332117. The next prime is 1442332141. The reversal of 1442332120 is 212332441.
It is a junction number, because it is equal to n+sod(n) for n = 1442332091 and 1442332100.
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, 72186 + ... + 89974.
Almost surely, 21442332120 is an apocalyptic number.
1442332120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1442332120 is an abundant number, since it is smaller than the sum of its proper divisors (1804698680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1442332120 is a wasteful number, since it uses less digits than its factorization.
1442332120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19827 (or 19823 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 22.
The square root of 1442332120 is about 37978.0478697892. The cubic root of 1442332120 is about 1129.8525194531.
Adding to 1442332120 its reverse (212332441), we get a palindrome (1654664561).
The spelling of 1442332120 in words is "one billion, four hundred forty-two million, three hundred thirty-two thousand, one hundred twenty".
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