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192871068 = 223131796907
BaseRepresentation
bin10110111111011…
…11101010011100
3111102220212100220
423133233222130
5343333333233
631045521340
74531243215
oct1337575234
9442825326
10192871068
1199963985
1254713250
1330c5c4c0
141b88840c
1511debeb3
hexb7efa9c

192871068 has 48 divisors (see below), whose sum is σ = 487428480. Its totient is φ = 59004864.

The previous prime is 192871067. The next prime is 192871079. The reversal of 192871068 is 860178291.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (192871067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24471 + ... + 31377.

It is an arithmetic number, because the mean of its divisors is an integer number (10154760).

Almost surely, 2192871068 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 192871068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243714240).

192871068 is an abundant number, since it is smaller than the sum of its proper divisors (294557412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

192871068 is a wasteful number, since it uses less digits than its factorization.

192871068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7106 (or 7104 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 42.

The square root of 192871068 is about 13887.8028499831. The cubic root of 192871068 is about 577.7709408735.

The spelling of 192871068 in words is "one hundred ninety-two million, eight hundred seventy-one thousand, sixty-eight".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 179 358 537 716 1074 2148 2327 4654 6907 6981 9308 13814 13962 20721 27628 27924 41442 82884 89791 179582 269373 359164 538746 1077492 1236353 2472706 3709059 4945412 7418118 14836236 16072589 32145178 48217767 64290356 96435534 192871068