Search a number
-
+
387941 = 23101167
BaseRepresentation
bin1011110101101100101
3201201011012
41132231211
544403231
612152005
73204011
oct1365545
9651135
10387941
11245514
12168605
13107768
14a1541
1579e2b
hex5eb65

387941 has 8 divisors (see below), whose sum is σ = 411264. Its totient is φ = 365200.

The previous prime is 387917. The next prime is 387953. The reversal of 387941 is 149783.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-387941 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 387898 and 387907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (387911) 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, 2240 + ... + 2406.

It is an arithmetic number, because the mean of its divisors is an integer number (51408).

2387941 is an apocalyptic number.

It is an amenable number.

387941 is a deficient number, since it is larger than the sum of its proper divisors (23323).

387941 is a wasteful number, since it uses less digits than its factorization.

387941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291.

The product of its digits is 6048, while the sum is 32.

The square root of 387941 is about 622.8490988996. The cubic root of 387941 is about 72.9326331657.

The spelling of 387941 in words is "three hundred eighty-seven thousand, nine hundred forty-one".

Divisors: 1 23 101 167 2323 3841 16867 387941