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28492311276673 = 197491294564199
BaseRepresentation
bin1100111101001111000100…
…00101111010110010000001
310201212211122011101000011221
412132213202011322302001
512213304223141323143
6140333104225235041
76000334014604516
oct636474205726201
9121784564330157
1028492311276673
119095580a17072
123242001492a81
1312b8a7612b31a
1470706c92330d
1534623c91e2ed
hex19e9e217ac81

28492311276673 has 8 divisors (see below), whose sum is σ = 28695266107200. Its totient is φ = 28289945575920.

The previous prime is 28492311276659. The next prime is 28492311276677. The reversal of 28492311276673 is 37667211329482.

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-28492311276673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28492311276677) 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, 147185373 + ... + 147378826.

It is an arithmetic number, because the mean of its divisors is an integer number (3586908263400).

Almost surely, 228492311276673 is an apocalyptic number.

It is an amenable number.

28492311276673 is a deficient number, since it is larger than the sum of its proper divisors (202954830527).

28492311276673 is a wasteful number, since it uses less digits than its factorization.

28492311276673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294564887.

The product of its digits is 36578304, while the sum is 61.

The spelling of 28492311276673 in words is "twenty-eight trillion, four hundred ninety-two billion, three hundred eleven million, two hundred seventy-six thousand, six hundred seventy-three".

Divisors: 1 197 491 96727 294564199 58029147203 144631021709 28492311276673