Base | Representation |
---|---|
bin | 1011000000010110111… |
… | …00100101011111001000 |
3 | 1100011001212100221102122 |
4 | 11200023130211133020 |
5 | 22143422141240000 |
6 | 445415212550412 |
7 | 36214613603465 |
oct | 5401334453710 |
9 | 1304055327378 |
10 | 378149165000 |
11 | 136410388682 |
12 | 61355482408 |
13 | 29875685189 |
14 | 1443417066c |
15 | 9c83432085 |
hex | 580b7257c8 |
378149165000 has 120 divisors (see below), whose sum is σ = 896152444110. Its totient is φ = 149530752000.
The previous prime is 378149164973. The next prime is 378149165003. The reversal of 378149165000 is 561941873.
It can be written as a sum of positive squares in 5 ways, for example, as 2622873796 + 375526291204 = 51214^2 + 612802^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (378149165003) by changing a digit.
It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 428254559 + ... + 428255441.
Almost surely, 2378149165000 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 378149165000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (448076222055).
378149165000 is an abundant number, since it is smaller than the sum of its proper divisors (518003279110).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
378149165000 is an frugal number, since it uses more digits than its factorization.
378149165000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1889 (or 987 counting only the distinct ones).
The product of its (nonzero) digits is 181440, while the sum is 44.
The spelling of 378149165000 in words is "three hundred seventy-eight billion, one hundred forty-nine million, one hundred sixty-five thousand".
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