Search a number
-
+
87008322896 = 24111633032917
BaseRepresentation
bin101000100001000011…
…0011010010101010000
322022120202111202122122
41101002012122111100
52411143112313041
6103545430153412
76200101353605
oct1210206322520
9268522452578
1087008322896
1133999a25880
1214a42ab2868
138288093141
1442d58606ac
1523e38cdc4b
hex144219a550

87008322896 has 40 divisors (see below), whose sum is σ = 185032261344. Its totient is φ = 39306591360.

The previous prime is 87008322893. The next prime is 87008322937. The reversal of 87008322896 is 69822380078.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87008322893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1487771 + ... + 1545146.

Almost surely, 287008322896 is an apocalyptic number.

It is an amenable number.

87008322896 is an abundant number, since it is smaller than the sum of its proper divisors (98023938448).

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

87008322896 is a wasteful number, since it uses less digits than its factorization.

87008322896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3033099 (or 3033093 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 53.

It can be divided in two parts, 87008 and 322896, that added together give a palindrome (409904).

The spelling of 87008322896 in words is "eighty-seven billion, eight million, three hundred twenty-two thousand, eight hundred ninety-six".

Divisors: 1 2 4 8 11 16 22 44 88 163 176 326 652 1304 1793 2608 3586 7172 14344 28688 3032917 6065834 12131668 24263336 33362087 48526672 66724174 133448348 266896696 494365471 533793392 988730942 1977461884 3954923768 5438020181 7909847536 10876040362 21752080724 43504161448 87008322896