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196000961 = 13389213
BaseRepresentation
bin10111010111010…
…11110011000001
3111122210212202212
423223223303001
5400134012321
631240551505
74566660242
oct1353536301
9448725685
10196000961
11a0701472
1255782595
13317b7000
141c060cc9
151231955b
hexbaebcc1

196000961 has 8 divisors (see below), whose sum is σ = 212329320. Its totient is φ = 180921936.

The previous prime is 196000949. The next prime is 196000993. The reversal of 196000961 is 169000691.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 28143025 + 167857936 = 5305^2 + 12956^2 .

It is not a de Polignac number, because 196000961 - 214 = 195984577 is a prime.

196000961 is a strobogrammatic number because it is the same when read upside-down.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (196000901) 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, 42410 + ... + 46803.

It is an arithmetic number, because the mean of its divisors is an integer number (26541165).

Almost surely, 2196000961 is an apocalyptic number.

It is an amenable number.

196000961 is a deficient number, since it is larger than the sum of its proper divisors (16328359).

196000961 is an frugal number, since it uses more digits than its factorization.

196000961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89252 (or 89226 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 32.

The square root of 196000961 is about 14000.0343213865. The cubic root of 196000961 is about 580.8795227159.

The spelling of 196000961 in words is "one hundred ninety-six million, nine hundred sixty-one", and thus it is an aban number.