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1381295 = 52271217
BaseRepresentation
bin101010001001110101111
32121011210002
411101032233
5323200140
645334515
714512046
oct5211657
92534702
101381295
11863873
1256743b
13394946
1427d55d
151c4415
hex1513af

1381295 has 8 divisors (see below), whose sum is σ = 1666224. Its totient is φ = 1099264.

The previous prime is 1381291. The next prime is 1381297. The reversal of 1381295 is 5921831.

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

It is a cyclic number.

It is not a de Polignac number, because 1381295 - 22 = 1381291 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1381291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527 + ... + 1743.

It is an arithmetic number, because the mean of its divisors is an integer number (208278).

21381295 is an apocalyptic number.

1381295 is a deficient number, since it is larger than the sum of its proper divisors (284929).

1381295 is a wasteful number, since it uses less digits than its factorization.

1381295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1449.

The product of its digits is 2160, while the sum is 29.

The square root of 1381295 is about 1175.2850718017. The cubic root of 1381295 is about 111.3684426383.

The spelling of 1381295 in words is "one million, three hundred eighty-one thousand, two hundred ninety-five".

Divisors: 1 5 227 1135 1217 6085 276259 1381295