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1368475 = 52194367
BaseRepresentation
bin101001110000110011011
32120112012021
411032012123
5322242400
645155311
714426503
oct5160633
92515167
101368475
11855179
1255bb37
1338bb64
14278a03
151c071a
hex14e19b

1368475 has 24 divisors (see below), whose sum is σ = 1855040. Its totient is φ = 997920.

The previous prime is 1368473. The next prime is 1368487. The reversal of 1368475 is 5748631.

1368475 = T370 + T371 + ... + T388.

It is not a de Polignac number, because 1368475 - 21 = 1368473 is a prime.

1368475 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1368475.

It is not an unprimeable number, because it can be changed into a prime (1368473) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 20392 + ... + 20458.

21368475 is an apocalyptic number.

1368475 is a deficient number, since it is larger than the sum of its proper divisors (486565).

1368475 is a wasteful number, since it uses less digits than its factorization.

1368475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139 (or 134 counting only the distinct ones).

The product of its digits is 20160, while the sum is 34.

The square root of 1368475 is about 1169.8183619691. The cubic root of 1368475 is about 111.0228289490.

The spelling of 1368475 in words is "one million, three hundred sixty-eight thousand, four hundred seventy-five".

Divisors: 1 5 19 25 43 67 95 215 335 475 817 1075 1273 1675 2881 4085 6365 14405 20425 31825 54739 72025 273695 1368475