Base | Representation |
---|---|
bin | 10110100010001… |
… | …000000101101100 |
3 | 222100100122221112 |
4 | 112202020011230 |
5 | 1233234413110 |
6 | 101302451152 |
7 | 12240220241 |
oct | 2642100554 |
9 | 870318845 |
10 | 378044780 |
11 | 18443a703 |
12 | a6733ab8 |
13 | 60425249 |
14 | 382cb5c8 |
15 | 232c8405 |
hex | 1688816c |
378044780 has 24 divisors (see below), whose sum is σ = 794625552. Its totient is φ = 151078592.
The previous prime is 378044761. The next prime is 378044867. The reversal of 378044780 is 87440873.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15134 + ... + 31386.
It is an arithmetic number, because the mean of its divisors is an integer number (33109398).
Almost surely, 2378044780 is an apocalyptic number.
It is an amenable number.
378044780 is an abundant number, since it is smaller than the sum of its proper divisors (416580772).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
378044780 is a wasteful number, since it uses less digits than its factorization.
378044780 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17425 (or 17423 counting only the distinct ones).
The product of its (nonzero) digits is 150528, while the sum is 41.
The square root of 378044780 is about 19443.3736784541. The cubic root of 378044780 is about 723.0712300222.
The spelling of 378044780 in words is "three hundred seventy-eight million, forty-four thousand, seven hundred eighty".
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