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196954073 = 732698001
BaseRepresentation
bin10111011110101…
…00011111011001
3111201121022012022
423233110133121
5400410012243
631313224225
74611040061
oct1357243731
9451538168
10196954073
11a11a2568
1255b62075
1331a5ba94
141c22c3a1
1512456b68
hexbbd47d9

196954073 has 4 divisors (see below), whose sum is σ = 199652148. Its totient is φ = 194256000.

The previous prime is 196954007. The next prime is 196954091. The reversal of 196954073 is 370459691.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 370459691 = 752922813.

It can be written as a sum of positive squares in 2 ways, for example, as 127531849 + 69422224 = 11293^2 + 8332^2 .

It is a cyclic number.

It is not a de Polignac number, because 196954073 - 28 = 196953817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196954273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1348928 + ... + 1349073.

It is an arithmetic number, because the mean of its divisors is an integer number (49913037).

Almost surely, 2196954073 is an apocalyptic number.

It is an amenable number.

196954073 is a deficient number, since it is larger than the sum of its proper divisors (2698075).

196954073 is an equidigital number, since it uses as much as digits as its factorization.

196954073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2698074.

The product of its (nonzero) digits is 204120, while the sum is 44.

The square root of 196954073 is about 14034.0326706189. The cubic root of 196954073 is about 581.8195661388.

The spelling of 196954073 in words is "one hundred ninety-six million, nine hundred fifty-four thousand, seventy-three".

Divisors: 1 73 2698001 196954073