Base | Representation |
---|---|
bin | 110010010110101111011010… |
… | …0101100000011101001000000 |
3 | 2011002021201001220000210000000 |
4 | 1210231132310230003221000 |
5 | 431023431343142021340 |
6 | 4210011142333000000 |
7 | 162203434243141200 |
oct | 14455366454035100 |
9 | 2132251056023000 |
10 | 442930123782720 |
11 | 119149679790142 |
12 | 418169aa323000 |
13 | 1601c192a4a682 |
14 | 7b53d0a626400 |
15 | 3631967c7ed30 |
hex | 192d7b4b03a40 |
442930123782720 has 2688 divisors, whose sum is σ = 1950979781283840. Its totient is φ = 95318879846400.
The previous prime is 442930123782667. The next prime is 442930123782737. The reversal of 442930123782720 is 27287321039244.
It is a happy number.
442930123782720 is a `hidden beast` number, since 4 + 4 + 2 + 9 + 301 + 237 + 82 + 7 + 20 = 666.
It is a super-2 number, since 2×4429301237827202 (a number of 30 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 39333101890 + ... + 39333113150.
Almost surely, 2442930123782720 is an apocalyptic number.
442930123782720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 442930123782720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (975489890641920).
442930123782720 is an abundant number, since it is smaller than the sum of its proper divisors (1508049657501120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
442930123782720 is a wasteful number, since it uses less digits than its factorization.
442930123782720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11381 (or 11346 counting only the distinct ones).
The product of its (nonzero) digits is 8128512, while the sum is 54.
The spelling of 442930123782720 in words is "four hundred forty-two trillion, nine hundred thirty billion, one hundred twenty-three million, seven hundred eighty-two thousand, seven hundred twenty".
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