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5078188085 = 54761354251
BaseRepresentation
bin1001011101010111…
…10000000000110101
3111002220111200110012
410232223300000311
540400004004320
62155523110005
7236561613035
oct45653600065
914086450405
105078188085
112176560963
12b98812305
1362c106329
143626158c5
151eac4d4c5
hex12eaf0035

5078188085 has 16 divisors (see below), whose sum is σ = 6325523712. Its totient is φ = 3910920000.

The previous prime is 5078188039. The next prime is 5078188097. The reversal of 5078188085 is 5808818705.

It is a happy number.

It is not a de Polignac number, because 5078188085 - 224 = 5061410869 is a prime.

It is a super-3 number, since 3×50781880853 (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162791 + ... + 191460.

It is an arithmetic number, because the mean of its divisors is an integer number (395345232).

Almost surely, 25078188085 is an apocalyptic number.

It is an amenable number.

5078188085 is a deficient number, since it is larger than the sum of its proper divisors (1247335627).

5078188085 is a wasteful number, since it uses less digits than its factorization.

5078188085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354364.

The product of its (nonzero) digits is 716800, while the sum is 50.

The square root of 5078188085 is about 71261.4067009626. The cubic root of 5078188085 is about 1718.8432014517.

The spelling of 5078188085 in words is "five billion, seventy-eight million, one hundred eighty-eight thousand, eighty-five".

Divisors: 1 5 47 61 235 305 2867 14335 354251 1771255 16649797 21609311 83248985 108046555 1015637617 5078188085