Search a number
-
+
380612494 = 21279148793
BaseRepresentation
bin10110101011111…
…010111110001110
3222112012010012001
4112223322332032
51234414044434
6101433502514
712301103263
oct2653727616
9875163161
10380612494
11185933889
12a7571a3a
1360b13bc2
143879926a
1523634114
hex16afaf8e

380612494 has 8 divisors (see below), whose sum is σ = 571368960. Its totient is φ = 190156176.

The previous prime is 380612483. The next prime is 380612497. The reversal of 380612494 is 494216083.

380612494 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380612497) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 71839 + ... + 76954.

It is an arithmetic number, because the mean of its divisors is an integer number (71421120).

Almost surely, 2380612494 is an apocalyptic number.

380612494 is a deficient number, since it is larger than the sum of its proper divisors (190756466).

380612494 is a wasteful number, since it uses less digits than its factorization.

380612494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150074.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 380612494 is about 19509.2925038301. The cubic root of 380612494 is about 724.7045924522.

The spelling of 380612494 in words is "three hundred eighty million, six hundred twelve thousand, four hundred ninety-four".

Divisors: 1 2 1279 2558 148793 297586 190306247 380612494