Search a number
-
+
1379308 = 22749261
BaseRepresentation
bin101010000101111101100
32121002001111
411100233230
5323114213
645321404
714503210
oct5205754
92532044
101379308
11862327
12566264
13393a78
1427c940
151c3a3d
hex150bec

1379308 has 12 divisors (see below), whose sum is σ = 2758672. Its totient is φ = 591120.

The previous prime is 1379291. The next prime is 1379321. The reversal of 1379308 is 8039731.

1379308 is an admirable number.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1379308.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24603 + ... + 24658.

21379308 is an apocalyptic number.

It is an amenable number.

1379308 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1379308 is a wasteful number, since it uses less digits than its factorization.

1379308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49272 (or 49270 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 1379308 is about 1174.4394407546. The cubic root of 1379308 is about 111.3150156516.

The spelling of 1379308 in words is "one million, three hundred seventy-nine thousand, three hundred eight".

Divisors: 1 2 4 7 14 28 49261 98522 197044 344827 689654 1379308