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8112973 = 11898287
BaseRepresentation
bin11110111100101101001101
3120021011220111
4132330231031
54034103343
6445520021
7125646661
oct36745515
916234814
108112973
114641440
122873011
1318b099b
1411128a1
15aa3c9d
hex7bcb4d

8112973 has 8 divisors (see below), whose sum is σ = 8951040. Its totient is φ = 7291680.

The previous prime is 8112971. The next prime is 8112977. The reversal of 8112973 is 3792118.

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

It is not a de Polignac number, because 8112973 - 21 = 8112971 is a prime.

It is a super-3 number, since 3×81129733 (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8112971) 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, 3165 + ... + 5122.

It is an arithmetic number, because the mean of its divisors is an integer number (1118880).

Almost surely, 28112973 is an apocalyptic number.

It is an amenable number.

8112973 is a deficient number, since it is larger than the sum of its proper divisors (838067).

8112973 is a wasteful number, since it uses less digits than its factorization.

8112973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8387.

The product of its digits is 3024, while the sum is 31.

The square root of 8112973 is about 2848.3281061001. The cubic root of 8112973 is about 200.9370445478.

The spelling of 8112973 in words is "eight million, one hundred twelve thousand, nine hundred seventy-three".

Divisors: 1 11 89 979 8287 91157 737543 8112973