Search a number
-
+
381417714 = 23311362507
BaseRepresentation
bin10110101110111…
…111100011110010
3222120201000202000
4112232333203302
51240120331324
6101503034430
712310665666
oct2656774362
9876630660
10381417714
11186333857
12a789ba16
1361036572
14389288a6
15237429c9
hex16bbf8f2

381417714 has 32 divisors (see below), whose sum is σ = 855109440. Its totient is φ = 126012096.

The previous prime is 381417683. The next prime is 381417749. The reversal of 381417714 is 417714183.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25152 + ... + 37355.

It is an arithmetic number, because the mean of its divisors is an integer number (26722170).

Almost surely, 2381417714 is an apocalyptic number.

381417714 is an abundant number, since it is smaller than the sum of its proper divisors (473691726).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

381417714 is a wasteful number, since it uses less digits than its factorization.

381417714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62631 (or 62625 counting only the distinct ones).

The product of its digits is 18816, while the sum is 36.

The square root of 381417714 is about 19529.9184330094. The cubic root of 381417714 is about 725.2152917496.

It can be divided in two parts, 3814 and 17714, that added together give a triangular number (21528 = T207).

The spelling of 381417714 in words is "three hundred eighty-one million, four hundred seventeen thousand, seven hundred fourteen".

Divisors: 1 2 3 6 9 18 27 54 113 226 339 678 1017 2034 3051 6102 62507 125014 187521 375042 562563 1125126 1687689 3375378 7063291 14126582 21189873 42379746 63569619 127139238 190708857 381417714