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316681282901 = 6115683331027
BaseRepresentation
bin1001001101110111010…
…11001110010101010101
31010021102001200222222202
410212323223032111111
520142030402023101
6401251550534245
731610441330234
oct4467353162525
91107361628882
10316681282901
11112338368015
125145bb07385
1323b2aa9c9c9
1411482778b1b
158386dcb36b
hex49bbace555

316681282901 has 8 divisors (see below), whose sum is σ = 321894275424. Its totient is φ = 311468983920.

The previous prime is 316681282891. The next prime is 316681282963. The reversal of 316681282901 is 109282186613.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-316681282901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316681282501) 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, 791150 + ... + 1122176.

It is an arithmetic number, because the mean of its divisors is an integer number (40236784428).

Almost surely, 2316681282901 is an apocalyptic number.

It is an amenable number.

316681282901 is a deficient number, since it is larger than the sum of its proper divisors (5212992523).

316681282901 is a wasteful number, since it uses less digits than its factorization.

316681282901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346771.

The product of its (nonzero) digits is 248832, while the sum is 47.

The spelling of 316681282901 in words is "three hundred sixteen billion, six hundred eighty-one million, two hundred eighty-two thousand, nine hundred one".

Divisors: 1 61 15683 331027 956663 20192647 5191496441 316681282901