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193025323 = 434488961
BaseRepresentation
bin10111000000101…
…01010100101011
3111110012200222001
423200111110223
5343403302243
631053111431
74532455021
oct1340252453
9443180861
10193025323
1199a59867
1254788577
1330cb478a
141b8c8711
1511e2ca4d
hexb81552b

193025323 has 4 divisors (see below), whose sum is σ = 197514328. Its totient is φ = 188536320.

The previous prime is 193025317. The next prime is 193025341. The reversal of 193025323 is 323520391.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 193025323 - 25 = 193025291 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 193025291 and 193025300.

It is not an unprimeable number, because it can be changed into a prime (193025303) 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 3 ways as a sum of consecutive naturals, for example, 2244438 + ... + 2244523.

It is an arithmetic number, because the mean of its divisors is an integer number (49378582).

Almost surely, 2193025323 is an apocalyptic number.

193025323 is a deficient number, since it is larger than the sum of its proper divisors (4489005).

193025323 is an equidigital number, since it uses as much as digits as its factorization.

193025323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4489004.

The product of its (nonzero) digits is 4860, while the sum is 28.

The square root of 193025323 is about 13893.3553542692. The cubic root of 193025323 is about 577.9249302855.

The spelling of 193025323 in words is "one hundred ninety-three million, twenty-five thousand, three hundred twenty-three".

Divisors: 1 43 4488961 193025323