Search a number
-
+
88508842630085 = 5137129209989241
BaseRepresentation
bin10100000111111110010010…
…000111111101101111000101
3102121101100210102102021210202
4110013332102013331233011
543100112102203130320
6512124222340100245
724433360426124003
oct2407762207755705
9377340712367722
1088508842630085
1126224431275719
129b15734394685
133a5046a874b27
1417bdbca9c5a73
15a374b8975b75
hex507f921fdbc5

88508842630085 has 8 divisors (see below), whose sum is σ = 106985871092376. Its totient is φ = 70290234146560.

The previous prime is 88508842630063. The next prime is 88508842630121. The reversal of 88508842630085 is 58003624880588.

It can be written as a sum of positive squares in 4 ways, for example, as 7557831220801 + 80951011409284 = 2749151^2 + 8997278^2 .

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

It is not a de Polignac number, because 88508842630085 - 238 = 88233964723141 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 64604993936 + ... + 64604995305.

It is an arithmetic number, because the mean of its divisors is an integer number (13373233886547).

Almost surely, 288508842630085 is an apocalyptic number.

It is an amenable number.

88508842630085 is a deficient number, since it is larger than the sum of its proper divisors (18477028462291).

88508842630085 is a wasteful number, since it uses less digits than its factorization.

88508842630085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129209989383.

The product of its (nonzero) digits is 117964800, while the sum is 65.

The spelling of 88508842630085 in words is "eighty-eight trillion, five hundred eight billion, eight hundred forty-two million, six hundred thirty thousand, eighty-five".

Divisors: 1 5 137 685 129209989241 646049946205 17701768526017 88508842630085