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195976 = 231117131
BaseRepresentation
bin101111110110001000
3100221211101
4233312020
522232401
64111144
71444234
oct576610
9327741
10195976
11124270
12954b4
136b281
14515c4
153d101
hex2fd88

195976 has 32 divisors (see below), whose sum is σ = 427680. Its totient is φ = 83200.

The previous prime is 195973. The next prime is 195977. The reversal of 195976 is 679591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195971) 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, 1431 + ... + 1561.

It is an arithmetic number, because the mean of its divisors is an integer number (13365).

2195976 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 195976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213840).

195976 is an abundant number, since it is smaller than the sum of its proper divisors (231704).

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

195976 is a wasteful number, since it uses less digits than its factorization.

195976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165 (or 161 counting only the distinct ones).

The product of its digits is 17010, while the sum is 37.

The square root of 195976 is about 442.6917663567. The cubic root of 195976 is about 58.0854863059.

It can be divided in two parts, 19 and 5976, that added together give a palindrome (5995).

The spelling of 195976 in words is "one hundred ninety-five thousand, nine hundred seventy-six".

Divisors: 1 2 4 8 11 17 22 34 44 68 88 131 136 187 262 374 524 748 1048 1441 1496 2227 2882 4454 5764 8908 11528 17816 24497 48994 97988 195976