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196900 = 225211179
BaseRepresentation
bin110000000100100100
3101000002121
4300010210
522300100
64115324
71450024
oct600444
9330077
10196900
11124a30
1295b44
136b812
1451a84
153d51a
hex30124

196900 has 36 divisors (see below), whose sum is σ = 468720. Its totient is φ = 71200.

The previous prime is 196879. The next prime is 196901. The reversal of 196900 is 9691.

It is a super-2 number, since 2×1969002 = 77539220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a zygodrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (196901) by changing a digit.

196900 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1011 + ... + 1189.

It is an arithmetic number, because the mean of its divisors is an integer number (13020).

2196900 is an apocalyptic number.

196900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 196900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234360).

196900 is an abundant number, since it is smaller than the sum of its proper divisors (271820).

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

196900 is a wasteful number, since it uses less digits than its factorization.

196900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 25.

The square root of 196900 is about 443.7341546467. The cubic root of 196900 is about 58.1766315807.

It can be divided in two parts, 196 and 900, that multiplied together give a square (176400 = 4202).

The spelling of 196900 in words is "one hundred ninety-six thousand, nine hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 179 220 275 358 550 716 895 1100 1790 1969 3580 3938 4475 7876 8950 9845 17900 19690 39380 49225 98450 196900