Search a number
-
+
379031279 = 1135397613
BaseRepresentation
bin10110100101111…
…000111011101111
3222102012210011112
4112211320323233
51234013000104
6101335542235
712251466314
oct2645707357
9872183145
10379031279
11184a538a0
12a6b2a97b
13606ac283
14384a6d0b
152342086e
hex16978eef

379031279 has 8 divisors (see below), whose sum is σ = 414664272. Its totient is φ = 343594240.

The previous prime is 379031273. The next prime is 379031297. The reversal of 379031279 is 972130973.

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

It is not a de Polignac number, because 379031279 - 212 = 379027183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (379031273) 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 7 ways as a sum of consecutive naturals, for example, 44924 + ... + 52689.

It is an arithmetic number, because the mean of its divisors is an integer number (51833034).

Almost surely, 2379031279 is an apocalyptic number.

379031279 is a deficient number, since it is larger than the sum of its proper divisors (35632993).

379031279 is a wasteful number, since it uses less digits than its factorization.

379031279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97977.

The product of its (nonzero) digits is 71442, while the sum is 41.

The square root of 379031279 is about 19468.7256645113. The cubic root of 379031279 is about 723.6996295545.

The spelling of 379031279 in words is "three hundred seventy-nine million, thirty-one thousand, two hundred seventy-nine".

Divisors: 1 11 353 3883 97613 1073743 34457389 379031279