Search a number
-
+
88716284020 = 225713238923813
BaseRepresentation
bin101001010011111100…
…1110001000001110100
322110222210100011212001
41102213321301001310
52423142332042040
6104431121505044
76260320654240
oct1224771610164
9273883304761
1088716284020
11346960362a1
121523aaa2184
13849ab99220
144418619420
15249380659a
hex14a7e71074

88716284020 has 192 divisors, whose sum is σ = 241965480960. Its totient is φ = 26553618432.

The previous prime is 88716284009. The next prime is 88716284021. The reversal of 88716284020 is 2048261788.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88716284021) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3713634 + ... + 3737446.

It is an arithmetic number, because the mean of its divisors is an integer number (1260236880).

Almost surely, 288716284020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 88716284020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120982740480).

88716284020 is an abundant number, since it is smaller than the sum of its proper divisors (153249196940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

88716284020 is a wasteful number, since it uses less digits than its factorization.

88716284020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23954 (or 23952 counting only the distinct ones).

The product of its (nonzero) digits is 344064, while the sum is 46.

The spelling of 88716284020 in words is "eighty-eight billion, seven hundred sixteen million, two hundred eighty-four thousand, twenty".