Search a number
-
+
87710485116 = 22346115855113
BaseRepresentation
bin101000110101111110…
…0111100101001111100
322101101200202022010210
41101223330330221330
52414112341010431
6104143232032420
76223355552022
oct1215374745174
9271350668123
1087710485116
113421a311731
1214bba092710
13836a6ab747
144360bdc712
15243537bd46
hex146bf3ca7c

87710485116 has 24 divisors (see below), whose sum is σ = 205101754704. Its totient is φ = 29173406080.

The previous prime is 87710485111. The next prime is 87710485129. The reversal of 87710485116 is 61158401778.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87710485111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7922025 + ... + 7933088.

It is an arithmetic number, because the mean of its divisors is an integer number (8545906446).

Almost surely, 287710485116 is an apocalyptic number.

It is an amenable number.

87710485116 is an abundant number, since it is smaller than the sum of its proper divisors (117391269588).

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

87710485116 is a wasteful number, since it uses less digits than its factorization.

87710485116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15855581 (or 15855579 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 48.

The spelling of 87710485116 in words is "eighty-seven billion, seven hundred ten million, four hundred eighty-five thousand, one hundred sixteen".

Divisors: 1 2 3 4 6 12 461 922 1383 1844 2766 5532 15855113 31710226 47565339 63420452 95130678 190261356 7309207093 14618414186 21927621279 29236828372 43855242558 87710485116