Search a number
-
+
380307 = 3177457
BaseRepresentation
bin1011100110110010011
3201022200110
41130312103
544132212
612052403
73142524
oct1346623
9638613
10380307
1123a804
12164103
13104145
149c84b
1577a3c
hex5cd93

380307 has 8 divisors (see below), whose sum is σ = 536976. Its totient is φ = 238592.

The previous prime is 380299. The next prime is 380309. The reversal of 380307 is 703083.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 380307 - 23 = 380299 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 380307.

It is not an unprimeable number, because it can be changed into a prime (380309) by changing a digit.

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, 3678 + ... + 3779.

It is an arithmetic number, because the mean of its divisors is an integer number (67122).

2380307 is an apocalyptic number.

380307 is a deficient number, since it is larger than the sum of its proper divisors (156669).

380307 is a wasteful number, since it uses less digits than its factorization.

380307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7477.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 380307 is about 616.6903599052. The cubic root of 380307 is about 72.4510648772.

The spelling of 380307 in words is "three hundred eighty thousand, three hundred seven".

Divisors: 1 3 17 51 7457 22371 126769 380307