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9997200196 = 22499932
BaseRepresentation
bin10010100111110000…
…10010101101000100
3221210201111101111221
421103320102231010
5130433240401241
64332002410124
7502511541154
oct112370225504
927721441457
109997200196
114270182525
121b30060944
13c34249c99
146aba34764
153d7a085d1
hex253e12b44

9997200196 has 9 divisors (see below), whose sum is σ = 17495450301. Its totient is φ = 4998500112.

The previous prime is 9997200193. The next prime is 9997200209. The reversal of 9997200196 is 6910027999.

The square root of 9997200196 is 99986.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 6640620100 + 3356580096 = 81490^2 + 57936^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9997200193) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 174976 + ... + 224968.

Almost surely, 29997200196 is an apocalyptic number.

9997200196 is the 99986-th square number.

It is an amenable number.

9997200196 is a deficient number, since it is larger than the sum of its proper divisors (7498250105).

9997200196 is an frugal number, since it uses more digits than its factorization.

9997200196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99990 (or 49995 counting only the distinct ones).

The product of its (nonzero) digits is 551124, while the sum is 52.

The cubic root of 9997200196 is about 2154.2336047686.

The spelling of 9997200196 in words is "nine billion, nine hundred ninety-seven million, two hundred thousand, one hundred ninety-six".

Divisors: 1 2 4 49993 99986 199972 2499300049 4998600098 9997200196