Base | Representation |
---|---|
bin | 1011000001010000011… |
… | …11011101111001000000 |
3 | 1100012022112101222102121 |
4 | 11200220033131321000 |
5 | 22200414324442110 |
6 | 445535151254024 |
7 | 36232601103223 |
oct | 5405017357100 |
9 | 1305275358377 |
10 | 378632265280 |
11 | 136639052005 |
12 | 6146b21a314 |
13 | 299217a1029 |
14 | 1447c3a75ba |
15 | 9cb0a5ccda |
hex | 58283dde40 |
378632265280 has 112 divisors (see below), whose sum is σ = 927614177280. Its totient is φ = 147148075008.
The previous prime is 378632265257. The next prime is 378632265287. The reversal of 378632265280 is 82562236873.
It is a super-2 number, since 2×3786322652802 (a number of 24 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (378632265287) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1444161 + ... + 1686079.
It is an arithmetic number, because the mean of its divisors is an integer number (8282269440).
Almost surely, 2378632265280 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 378632265280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (463807088640).
378632265280 is an abundant number, since it is smaller than the sum of its proper divisors (548981912000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
378632265280 is a wasteful number, since it uses less digits than its factorization.
378632265280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 242076 (or 242066 counting only the distinct ones).
The product of its (nonzero) digits is 5806080, while the sum is 52.
The spelling of 378632265280 in words is "three hundred seventy-eight billion, six hundred thirty-two million, two hundred sixty-five thousand, two hundred eighty".
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