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196430867697 = 3491133354289
BaseRepresentation
bin1011011011110000110…
…0010010110011110001
3200210000121022222102010
42312330030102303301
511204242300231242
6230123351113133
720122511553321
oct2667414226361
9623017288363
10196430867697
1176340116289
12320a03727a9
13156a5a58c7c
149716089281
155199e5d89c
hex2dbc312cf1

196430867697 has 8 divisors (see below), whose sum is σ = 262441242720. Its totient is φ = 130687202240.

The previous prime is 196430867639. The next prime is 196430867701. The reversal of 196430867697 is 796768034691.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 196430867697 - 28 = 196430867441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (196430867497) 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, 66675672 + ... + 66678617.

It is an arithmetic number, because the mean of its divisors is an integer number (32805155340).

Almost surely, 2196430867697 is an apocalyptic number.

It is an amenable number.

196430867697 is a deficient number, since it is larger than the sum of its proper divisors (66010375023).

196430867697 is a wasteful number, since it uses less digits than its factorization.

196430867697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133354783.

The product of its (nonzero) digits is 82301184, while the sum is 66.

The spelling of 196430867697 in words is "one hundred ninety-six billion, four hundred thirty million, eight hundred sixty-seven thousand, six hundred ninety-seven".

Divisors: 1 3 491 1473 133354289 400062867 65476955899 196430867697