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1692093 = 313431009
BaseRepresentation
bin110011101000110111101
310011222010010
412131012331
5413121333
6100133433
720245134
oct6350675
93158103
101692093
11a56327
12697279
13473250
1432091b
15236563
hex19d1bd

1692093 has 16 divisors (see below), whose sum is σ = 2488640. Its totient is φ = 1016064.

The previous prime is 1692091. The next prime is 1692107. The reversal of 1692093 is 3902961.

It is not a de Polignac number, because 1692093 - 21 = 1692091 is a prime.

It is a Duffinian number.

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 1692093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1692091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1173 + ... + 2181.

It is an arithmetic number, because the mean of its divisors is an integer number (155540).

21692093 is an apocalyptic number.

1692093 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1692093 is a deficient number, since it is larger than the sum of its proper divisors (796547).

1692093 is a wasteful number, since it uses less digits than its factorization.

1692093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1068.

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 1692093 is about 1300.8047509138. The cubic root of 1692093 is about 119.1629948717.

The spelling of 1692093 in words is "one million, six hundred ninety-two thousand, ninety-three".

Divisors: 1 3 13 39 43 129 559 1009 1677 3027 13117 39351 43387 130161 564031 1692093