Search a number
-
+
88075387807 = 1126563110909
BaseRepresentation
bin101001000000110110…
…0111100001110011111
322102100010101021112021
41102001230330032133
52420334244402212
6104243345121011
76235406305201
oct1220154741637
9272303337467
1088075387807
1134397295500
12150a0329167
1383c8181bb4
144397468771
15245740b307
hex1481b3c39f

88075387807 has 12 divisors (see below), whose sum is σ = 96825760920. Its totient is φ = 80055612560.

The previous prime is 88075387793. The next prime is 88075387871. The reversal of 88075387807 is 70878357088.

It is not a de Polignac number, because 88075387807 - 219 = 88074863519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88075387307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 738669 + ... + 849577.

It is an arithmetic number, because the mean of its divisors is an integer number (8068813410).

Almost surely, 288075387807 is an apocalyptic number.

88075387807 is a deficient number, since it is larger than the sum of its proper divisors (8750373113).

88075387807 is a wasteful number, since it uses less digits than its factorization.

88075387807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117494 (or 117483 counting only the distinct ones).

The product of its (nonzero) digits is 21073920, while the sum is 61.

The spelling of 88075387807 in words is "eighty-eight billion, seventy-five million, three hundred eighty-seven thousand, eight hundred seven".

Divisors: 1 11 121 6563 72193 110909 794123 1219999 13419989 727895767 8006853437 88075387807