Base | Representation |
---|---|
bin | 10110101100011… |
… | …110000111001011 |
3 | 222112110102121220 |
4 | 112230132013023 |
5 | 1234433201202 |
6 | 101440533123 |
7 | 12302243022 |
oct | 2654360713 |
9 | 875412556 |
10 | 380756427 |
11 | 185a21a37 |
12 | a76211a3 |
13 | 60b6457c |
14 | 387d58b9 |
15 | 23661abc |
hex | 16b1e1cb |
380756427 has 8 divisors (see below), whose sum is σ = 510790464. Its totient is φ = 252280008.
The previous prime is 380756423. The next prime is 380756437. The reversal of 380756427 is 724657083.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 380756427 - 22 = 380756423 is a prime.
It is not an unprimeable number, because it can be changed into a prime (380756423) 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, 388833 + ... + 389810.
It is an arithmetic number, because the mean of its divisors is an integer number (63848808).
Almost surely, 2380756427 is an apocalyptic number.
380756427 is a deficient number, since it is larger than the sum of its proper divisors (130034037).
380756427 is a wasteful number, since it uses less digits than its factorization.
380756427 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 778809.
The product of its (nonzero) digits is 282240, while the sum is 42.
The square root of 380756427 is about 19512.9809870250. The cubic root of 380756427 is about 724.7959327366.
It can be divided in two parts, 380756 and 427, that added together give a palindrome (381183).
The spelling of 380756427 in words is "three hundred eighty million, seven hundred fifty-six thousand, four hundred twenty-seven".
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