Search a number
-
+
87052415381744 = 245440775961359
BaseRepresentation
bin10011110010110001111000…
…010010111011000011110000
3102102020010111111121021111012
4103302301320102323003300
542402231321314203434
6505051154425410052
724223221001562561
oct2362617022730360
9372203444537435
1087052415381744
11258127a403859a
12991b411939928
133976013770517
14176d506222168
15a0e676a913ce
hex4f2c784bb0f0

87052415381744 has 10 divisors (see below), whose sum is σ = 168664054802160. Its totient is φ = 43526207690864.

The previous prime is 87052415381731. The next prime is 87052415381749. The reversal of 87052415381744 is 44718351425078.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87052415381749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2720387980664 + ... + 2720387980695.

It is an arithmetic number, because the mean of its divisors is an integer number (16866405480216).

Almost surely, 287052415381744 is an apocalyptic number.

It is an amenable number.

87052415381744 is a deficient number, since it is larger than the sum of its proper divisors (81611639420416).

87052415381744 is a wasteful number, since it uses less digits than its factorization.

87052415381744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5440775961367 (or 5440775961361 counting only the distinct ones).

The product of its (nonzero) digits is 30105600, while the sum is 59.

The spelling of 87052415381744 in words is "eighty-seven trillion, fifty-two billion, four hundred fifteen million, three hundred eighty-one thousand, seven hundred forty-four".

Divisors: 1 2 4 8 16 5440775961359 10881551922718 21763103845436 43526207690872 87052415381744