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197241353 = 2321792083
BaseRepresentation
bin10111100000110…
…10101000001001
3111202010220021022
423300122220021
5400443210403
631323322225
74613344451
oct1360325011
9452126238
10197241353
11a1379391
1256080375
1331b2c77a
141c2a4d61
15124b1d38
hexbc1aa09

197241353 has 12 divisors (see below), whose sum is σ = 207441360. Its totient is φ = 187521576.

The previous prime is 197241271. The next prime is 197241371. The reversal of 197241353 is 353142791.

It is a de Polignac number, because none of the positive numbers 2k-197241353 is a prime.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a house number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (197240353) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 93650 + ... + 95732.

It is an arithmetic number, because the mean of its divisors is an integer number (17286780).

Almost surely, 2197241353 is an apocalyptic number.

It is an amenable number.

197241353 is a deficient number, since it is larger than the sum of its proper divisors (10200007).

197241353 is a wasteful number, since it uses less digits than its factorization.

197241353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2308 (or 2285 counting only the distinct ones).

The product of its digits is 22680, while the sum is 35.

The square root of 197241353 is about 14044.2640604625. The cubic root of 197241353 is about 582.1023121304.

The spelling of 197241353 in words is "one hundred ninety-seven million, two hundred forty-one thousand, three hundred fifty-three".

Divisors: 1 23 179 529 2083 4117 47909 94691 372857 1101907 8575711 197241353