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1097005 = 57132411
BaseRepresentation
bin100001011110100101101
32001201210211
410023310231
5240101010
635302421
712216160
oct4136455
92051724
101097005
1168a218
1244aa11
132c5420
14207ad7
1516a08a
hex10bd2d

1097005 has 16 divisors (see below), whose sum is σ = 1620864. Its totient is φ = 694080.

The previous prime is 1096999. The next prime is 1097009. The reversal of 1097005 is 5007901.

It is not a de Polignac number, because 1097005 - 29 = 1096493 is a prime.

It is a zygodrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1097009) 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 15 ways as a sum of consecutive naturals, for example, 751 + ... + 1660.

It is an arithmetic number, because the mean of its divisors is an integer number (101304).

21097005 is an apocalyptic number.

It is an amenable number.

1097005 is a deficient number, since it is larger than the sum of its proper divisors (523859).

1097005 is a wasteful number, since it uses less digits than its factorization.

1097005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2436.

The product of its (nonzero) digits is 315, while the sum is 22.

The square root of 1097005 is about 1047.3800647330. The cubic root of 1097005 is about 103.1342391477.

The spelling of 1097005 in words is "one million, ninety-seven thousand, five".

Divisors: 1 5 7 13 35 65 91 455 2411 12055 16877 31343 84385 156715 219401 1097005