Search a number
-
+
86895083109 = 3172131379943
BaseRepresentation
bin101000011101101011…
…0011011111001100101
322022021212102120212110
41100323112123321211
52410430120124414
6103530303111233
76164225006502
oct1207326337145
9268255376773
1086895083109
113394101107a
1214a10ba2519
13826a795253
1442c47c44a9
1523d89b1459
hex143b59be65

86895083109 has 16 divisors (see below), whose sum is σ = 122682701952. Its totient is φ = 54519164928.

The previous prime is 86895083087. The next prime is 86895083117. The reversal of 86895083109 is 90138059868.

It is not a de Polignac number, because 86895083109 - 28 = 86895082853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86895083159) 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, 1046992 + ... + 1126934.

It is an arithmetic number, because the mean of its divisors is an integer number (7667668872).

Almost surely, 286895083109 is an apocalyptic number.

It is an amenable number.

86895083109 is a deficient number, since it is larger than the sum of its proper divisors (35787618843).

86895083109 is a wasteful number, since it uses less digits than its factorization.

86895083109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101276.

The product of its (nonzero) digits is 3732480, while the sum is 57.

The spelling of 86895083109 in words is "eighty-six billion, eight hundred ninety-five million, eighty-three thousand, one hundred nine".

Divisors: 1 3 17 51 21313 63939 79943 239829 362321 1086963 1359031 4077093 1703825159 5111475477 28965027703 86895083109