Search a number
-
+
808040888832 = 293655380279
BaseRepresentation
bin10111100001000101111…
…11010111101000000000
32212020200202111012211010
423300202333113220000
5101214331431420312
61415113040320520
7112244002141422
oct13604277275000
92766622435733
10808040888832
1129176301a571
1211072b313140
135b275b07a68
142b176234812
15160441b793c
hexbc22fd7a00

808040888832 has 80 divisors (see below), whose sum is σ = 2153026751040. Its totient is φ = 269302505472.

The previous prime is 808040888803. The next prime is 808040888861. The reversal of 808040888832 is 238888040808.

It is an interprime number because it is at equal distance from previous prime (808040888803) and next prime (808040888861).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 10025269 + ... + 10105547.

It is an arithmetic number, because the mean of its divisors is an integer number (26912834388).

Almost surely, 2808040888832 is an apocalyptic number.

It is an amenable number.

808040888832 is an abundant number, since it is smaller than the sum of its proper divisors (1344985862208).

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

808040888832 is an equidigital number, since it uses as much as digits as its factorization.

808040888832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86853 (or 86837 counting only the distinct ones).

The product of its (nonzero) digits is 6291456, while the sum is 57.

The spelling of 808040888832 in words is "eight hundred eight billion, forty million, eight hundred eighty-eight thousand, eight hundred thirty-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 512 768 1536 6553 13106 19659 26212 39318 52424 78636 80279 104848 157272 160558 209696 240837 314544 321116 419392 481674 629088 642232 838784 963348 1258176 1284464 1677568 1926696 2516352 2568928 3355136 3853392 5032704 5137856 7706784 10065408 10275712 15413568 20551424 30827136 41102848 61654272 123308544 526068287 1052136574 1578204861 2104273148 3156409722 4208546296 6312819444 8417092592 12625638888 16834185184 25251277776 33668370368 50502555552 67336740736 101005111104 134673481472 202010222208 269346962944 404020444416 808040888832