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193326093 = 3229740713
BaseRepresentation
bin10111000010111…
…10110000001101
3111110202222112200
423201132300031
5343442413333
631103352113
74535146632
oct1341366015
9443688480
10193326093
119a144834
12548b2639
133108b64c
141b966189
1511e8bc13
hexb85ec0d

193326093 has 12 divisors (see below), whose sum is σ = 288878460. Its totient is φ = 124439616.

The previous prime is 193326071. The next prime is 193326127. The reversal of 193326093 is 390623391.

It is a happy number.

193326093 is a `hidden beast` number, since 19 + 3 + 32 + 609 + 3 = 666.

193326093 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 140138244 + 53187849 = 11838^2 + 7293^2 .

It is not a de Polignac number, because 193326093 - 221 = 191228941 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (193366093) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 370096 + ... + 370617.

It is an arithmetic number, because the mean of its divisors is an integer number (24073205).

Almost surely, 2193326093 is an apocalyptic number.

It is an amenable number.

193326093 is a deficient number, since it is larger than the sum of its proper divisors (95552367).

193326093 is a wasteful number, since it uses less digits than its factorization.

193326093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740748 (or 740745 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 36.

The square root of 193326093 is about 13904.1753800792. The cubic root of 193326093 is about 578.2249466666.

It can be divided in two parts, 19332 and 6093, that added together give a triangular number (25425 = T225).

The spelling of 193326093 in words is "one hundred ninety-three million, three hundred twenty-six thousand, ninety-three".

Divisors: 1 3 9 29 87 261 740713 2222139 6666417 21480677 64442031 193326093