Search a number
-
+
384461 = 7114993
BaseRepresentation
bin1011101110111001101
3201112101022
41131313031
544300321
612123525
73160610
oct1356715
9645338
10384461
11242940
121665a5
13105cbc
14a0177
1578dab
hex5ddcd

384461 has 8 divisors (see below), whose sum is σ = 479424. Its totient is φ = 299520.

The previous prime is 384437. The next prime is 384469. The reversal of 384461 is 164483.

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 384461 - 214 = 368077 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 384461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (384469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2420 + ... + 2573.

It is an arithmetic number, because the mean of its divisors is an integer number (59928).

2384461 is an apocalyptic number.

It is an amenable number.

384461 is a deficient number, since it is larger than the sum of its proper divisors (94963).

384461 is a wasteful number, since it uses less digits than its factorization.

384461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5011.

The product of its digits is 2304, while the sum is 26.

The square root of 384461 is about 620.0491915969. The cubic root of 384461 is about 72.7138986298.

The spelling of 384461 in words is "three hundred eighty-four thousand, four hundred sixty-one".

Divisors: 1 7 11 77 4993 34951 54923 384461