Base | Representation |
---|---|
bin | 10110100100110… |
… | …001110001011001 |
3 | 222101122222100001 |
4 | 112210301301121 |
5 | 1233424133201 |
6 | 101325413001 |
7 | 12246143446 |
oct | 2644616131 |
9 | 871588301 |
10 | 378739801 |
11 | 184874900 |
12 | a6a0a161 |
13 | 606096bb |
14 | 3842c9cd |
15 | 233b4301 |
hex | 16931c59 |
378739801 has 12 divisors (see below), whose sum is σ = 418815936. Its totient is φ = 342228920.
The previous prime is 378739769. The next prime is 378739813. The reversal of 378739801 is 108937873.
It is a happy number.
It is not a de Polignac number, because 378739801 - 25 = 378739769 is a prime.
It is not an unprimeable number, because it can be changed into a prime (378739831) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10836 + ... + 29578.
It is an arithmetic number, because the mean of its divisors is an integer number (34901328).
Almost surely, 2378739801 is an apocalyptic number.
It is an amenable number.
378739801 is a deficient number, since it is larger than the sum of its proper divisors (40076135).
378739801 is a wasteful number, since it uses less digits than its factorization.
378739801 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18932 (or 18921 counting only the distinct ones).
The product of its (nonzero) digits is 254016, while the sum is 46.
The square root of 378739801 is about 19461.2384241086. The cubic root of 378739801 is about 723.5140717676.
It can be divided in two parts, 37873 and 9801, that added together give a palindrome (47674).
The spelling of 378739801 in words is "three hundred seventy-eight million, seven hundred thirty-nine thousand, eight hundred one".
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