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8072028122 = 235911242379
BaseRepresentation
bin1111000010010000…
…10101111111011010
3202211112221111220112
413201020111333122
5113012414344442
63412551324322
7404014051454
oct74110257732
922745844815
108072028122
1134724a4224
1216933806a2
139b8441b02
145680972d4
153239c7082
hex1e1215fda

8072028122 has 8 divisors (see below), whose sum is σ = 12141770400. Its totient is φ = 4024771324.

The previous prime is 8072028121. The next prime is 8072028131. The reversal of 8072028122 is 2218202708.

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

It is not an unprimeable number, because it can be changed into a prime (8072028121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5620472 + ... + 5621907.

It is an arithmetic number, because the mean of its divisors is an integer number (1517721300).

Almost surely, 28072028122 is an apocalyptic number.

8072028122 is a deficient number, since it is larger than the sum of its proper divisors (4069742278).

8072028122 is a wasteful number, since it uses less digits than its factorization.

8072028122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11242740.

The product of its (nonzero) digits is 7168, while the sum is 32.

The square root of 8072028122 is about 89844.4662847969. The cubic root of 8072028122 is about 2005.9844190045.

The spelling of 8072028122 in words is "eight billion, seventy-two million, twenty-eight thousand, one hundred twenty-two".

Divisors: 1 2 359 718 11242379 22484758 4036014061 8072028122