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8028160693 = 71613711023
BaseRepresentation
bin1110111101000010…
…00000001010110101
3202201111101211002221
413132201000022311
5112420202120233
63404343202341
7402642145210
oct73641001265
922644354087
108028160693
11344a761a53
1216807463b1
139ac322b57
14562318777
1531ec0e42d
hex1de8402b5

8028160693 has 8 divisors (see below), whose sum is σ = 9180741888. Its totient is φ = 6877004784.

The previous prime is 8028160661. The next prime is 8028160709. The reversal of 8028160693 is 3960618208.

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 8028160693 - 25 = 8028160661 is a prime.

It is a super-2 number, since 2×80281606932 (a number of 21 digits) contains 22 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 (8028160633) 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, 344221 + ... + 366802.

It is an arithmetic number, because the mean of its divisors is an integer number (1147592736).

Almost surely, 28028160693 is an apocalyptic number.

It is an amenable number.

8028160693 is a deficient number, since it is larger than the sum of its proper divisors (1152581195).

8028160693 is a wasteful number, since it uses less digits than its factorization.

8028160693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712643.

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 8028160693 is about 89600.0038671874. The cubic root of 8028160693 is about 2002.3439762312.

The spelling of 8028160693 in words is "eight billion, twenty-eight million, one hundred sixty thousand, six hundred ninety-three".

Divisors: 1 7 1613 11291 711023 4977161 1146880099 8028160693