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8028065061 = 332312927641
BaseRepresentation
bin1110111101000001…
…01000110100100101
3202201111012221221000
413132200220310211
5112420141040221
63404341143513
7402641266332
oct73640506445
922644187830
108028065061
11344a6a7115
1216806bab99
139ac2bb473
145622d1989
1531ebe0e26
hex1de828d25

8028065061 has 16 divisors (see below), whose sum is σ = 12410536320. Its totient is φ = 5119345440.

The previous prime is 8028065033. The next prime is 8028065189. The reversal of 8028065061 is 1605608208.

It is a happy number.

It is not a de Polignac number, because 8028065061 - 29 = 8028064549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8028063061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6463200 + ... + 6464441.

It is an arithmetic number, because the mean of its divisors is an integer number (775658520).

Almost surely, 28028065061 is an apocalyptic number.

It is an amenable number.

8028065061 is a deficient number, since it is larger than the sum of its proper divisors (4382471259).

8028065061 is a wasteful number, since it uses less digits than its factorization.

8028065061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12927673 (or 12927667 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 8028065061 is about 89599.4702049069. The cubic root of 8028065061 is about 2002.3360255134.

The spelling of 8028065061 in words is "eight billion, twenty-eight million, sixty-five thousand, sixty-one".

Divisors: 1 3 9 23 27 69 207 621 12927641 38782923 116348769 297335743 349046307 892007229 2676021687 8028065061