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1493193 = 31338287
BaseRepresentation
bin101101100100011001001
32210212021110
411230203021
5340240233
652000533
715456222
oct5544311
92725243
101493193
1192a949
12600149
13403860
142ac249
151e7663
hex16c8c9

1493193 has 8 divisors (see below), whose sum is σ = 2144128. Its totient is φ = 918864.

The previous prime is 1493189. The next prime is 1493197. The reversal of 1493193 is 3913941.

It is an interprime number because it is at equal distance from previous prime (1493189) and next prime (1493197).

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

It is not a de Polignac number, because 1493193 - 22 = 1493189 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a nialpdrome in base 8.

It is a self number, because there is not a number n which added to its sum of digits gives 1493193.

It is not an unprimeable number, because it can be changed into a prime (1493197) 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, 19105 + ... + 19182.

It is an arithmetic number, because the mean of its divisors is an integer number (268016).

21493193 is an apocalyptic number.

1493193 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1493193 is a deficient number, since it is larger than the sum of its proper divisors (650935).

1493193 is a wasteful number, since it uses less digits than its factorization.

1493193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38303.

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

The square root of 1493193 is about 1221.9627653902. The cubic root of 1493193 is about 114.2980045562.

The spelling of 1493193 in words is "one million, four hundred ninety-three thousand, one hundred ninety-three".

Divisors: 1 3 13 39 38287 114861 497731 1493193