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1408134 = 237132579
BaseRepresentation
bin101010111110010000110
32122112121010
411113302012
5330030014
650103050
714653230
oct5276206
92575533
101408134
11881a52
1257aa86
133a3c20
14289250
151cc359
hex157c86

1408134 has 32 divisors (see below), whose sum is σ = 3467520. Its totient is φ = 371232.

The previous prime is 1408123. The next prime is 1408151. The reversal of 1408134 is 4318041.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1408134.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 744 + ... + 1835.

It is an arithmetic number, because the mean of its divisors is an integer number (108360).

21408134 is an apocalyptic number.

1408134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1408134 is an abundant number, since it is smaller than the sum of its proper divisors (2059386).

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

1408134 is a wasteful number, since it uses less digits than its factorization.

1408134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2604.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 1408134 is about 1186.6482208304. The cubic root of 1408134 is about 112.0851287315.

The spelling of 1408134 in words is "one million, four hundred eight thousand, one hundred thirty-four".

Divisors: 1 2 3 6 7 13 14 21 26 39 42 78 91 182 273 546 2579 5158 7737 15474 18053 33527 36106 54159 67054 100581 108318 201162 234689 469378 704067 1408134