Search a number
-
+
1380848 = 24712329
BaseRepresentation
bin101010001000111110000
32121011011112
411101013300
5323141343
645332452
714510540
oct5210760
92534145
101380848
118634a7
12567128
13394691
1427d320
151c4218
hex1511f0

1380848 has 20 divisors (see below), whose sum is σ = 3057840. Its totient is φ = 591744.

The previous prime is 1380817. The next prime is 1380853. The reversal of 1380848 is 8480831.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6053 + ... + 6276.

It is an arithmetic number, because the mean of its divisors is an integer number (152892).

21380848 is an apocalyptic number.

It is an amenable number.

1380848 is an abundant number, since it is smaller than the sum of its proper divisors (1676992).

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

1380848 is a wasteful number, since it uses less digits than its factorization.

1380848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12344 (or 12338 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 32.

The square root of 1380848 is about 1175.0948897855. The cubic root of 1380848 is about 111.3564280519.

The spelling of 1380848 in words is "one million, three hundred eighty thousand, eight hundred forty-eight".

Divisors: 1 2 4 7 8 14 16 28 56 112 12329 24658 49316 86303 98632 172606 197264 345212 690424 1380848