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192068143 = 436736637
BaseRepresentation
bin10110111001010…
…11101000101111
3111101102001221221
423130223220233
5343132140033
631020404211
74521360301
oct1334535057
9441361857
10192068143
1199465703
12543a6667
1330a3abb7
141b719971
1511cde12d
hexb72ba2f

192068143 has 8 divisors (see below), whose sum is σ = 196856528. Its totient is φ = 187294464.

The previous prime is 192068119. The next prime is 192068153. The reversal of 192068143 is 341860291.

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

It is a cyclic number.

It is not a de Polignac number, because 192068143 - 213 = 192059951 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 192068099 and 192068108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (192068113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25621 + ... + 32257.

It is an arithmetic number, because the mean of its divisors is an integer number (24607066).

Almost surely, 2192068143 is an apocalyptic number.

192068143 is a deficient number, since it is larger than the sum of its proper divisors (4788385).

192068143 is an equidigital number, since it uses as much as digits as its factorization.

192068143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7353.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 192068143 is about 13858.8651411290. The cubic root of 192068143 is about 576.9680695035.

The spelling of 192068143 in words is "one hundred ninety-two million, sixty-eight thousand, one hundred forty-three".

Divisors: 1 43 673 6637 28939 285391 4466701 192068143