Base | Representation |
---|---|
bin | 10110100111001… |
… | …101001101111001 |
3 | 222102212022201200 |
4 | 112213031031321 |
5 | 1234110022010 |
6 | 101351204413 |
7 | 12254434644 |
oct | 2647151571 |
9 | 872768650 |
10 | 379376505 |
11 | 18516a202 |
12 | a7076709 |
13 | 607a0451 |
14 | 38556a5b |
15 | 2348ccc0 |
hex | 169cd379 |
379376505 has 48 divisors (see below), whose sum is σ = 698265360. Its totient is φ = 189886464.
The previous prime is 379376489. The next prime is 379376509. The reversal of 379376505 is 505673973.
379376505 is a `hidden beast` number, since 3 + 79 + 3 + 76 + 505 = 666.
It can be written as a sum of positive squares in 8 ways, for example, as 1929321 + 377447184 = 1389^2 + 19428^2 .
It is not a de Polignac number, because 379376505 - 24 = 379376489 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is not an unprimeable number, because it can be changed into a prime (379376509) 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 47 ways as a sum of consecutive naturals, for example, 468541 + ... + 469349.
It is an arithmetic number, because the mean of its divisors is an integer number (14547195).
Almost surely, 2379376505 is an apocalyptic number.
It is an amenable number.
379376505 is a deficient number, since it is larger than the sum of its proper divisors (318888855).
379376505 is a wasteful number, since it uses less digits than its factorization.
379376505 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1450 (or 1447 counting only the distinct ones).
The product of its (nonzero) digits is 595350, while the sum is 45.
The square root of 379376505 is about 19477.5898149643. The cubic root of 379376505 is about 723.9192808323.
The spelling of 379376505 in words is "three hundred seventy-nine million, three hundred seventy-six thousand, five hundred five".
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