Base | Representation |
---|---|
bin | 10110100011110… |
… | …010000011000100 |
3 | 222101011201021220 |
4 | 112203302003010 |
5 | 1233342310123 |
6 | 101320040340 |
7 | 12244005462 |
oct | 2643620304 |
9 | 871151256 |
10 | 378478788 |
11 | 184706796 |
12 | a69030b0 |
13 | 6054795c |
14 | 383a1832 |
15 | 23361ce3 |
hex | 168f20c4 |
378478788 has 24 divisors (see below), whose sum is σ = 883437408. Its totient is φ = 126113856.
The previous prime is 378478787. The next prime is 378478811. The reversal of 378478788 is 887874873.
It is not an unprimeable number, because it can be changed into a prime (378478787) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52320 + ... + 59112.
It is an arithmetic number, because the mean of its divisors is an integer number (36809892).
Almost surely, 2378478788 is an apocalyptic number.
It is an amenable number.
378478788 is an abundant number, since it is smaller than the sum of its proper divisors (504958620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
378478788 is a wasteful number, since it uses less digits than its factorization.
378478788 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11443 (or 11441 counting only the distinct ones).
The product of its digits is 16859136, while the sum is 60.
The square root of 378478788 is about 19454.5312973610. The cubic root of 378478788 is about 723.3478274872.
The spelling of 378478788 in words is "three hundred seventy-eight million, four hundred seventy-eight thousand, seven hundred eighty-eight".
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