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808000480032 = 25397810110711
BaseRepresentation
bin10111100001000001001…
…01001110001100100000
32212020120221110020100220
423300200211032030200
5101214241110330112
61415105034243040
7112243001521464
oct13604045161440
92766527406326
10808000480032
1129174222a869
12110719886480
135b26a62a125
142b170b164a4
151604088498c
hexbc2094e320

808000480032 has 96 divisors (see below), whose sum is σ = 2143331858304. Its totient is φ = 266499072000.

The previous prime is 808000480009. The next prime is 808000480033. The reversal of 808000480032 is 230084000808.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 808000479975 and 808000480002.

It is not an unprimeable number, because it can be changed into a prime (808000480033) 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, 75431157 + ... + 75441867.

It is an arithmetic number, because the mean of its divisors is an integer number (22326373524).

Almost surely, 2808000480032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 808000480032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1071665929152).

808000480032 is an abundant number, since it is smaller than the sum of its proper divisors (1335331378272).

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

808000480032 is a wasteful number, since it uses less digits than its factorization.

808000480032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18922 (or 18914 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 33.

The spelling of 808000480032 in words is "eight hundred eight billion, four hundred eighty thousand, thirty-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 97 194 291 388 582 776 1164 1552 2328 3104 4656 8101 9312 10711 16202 21422 24303 32133 32404 42844 48606 64266 64808 85688 97212 128532 129616 171376 194424 257064 259232 342752 388848 514128 777696 785797 1028256 1038967 1571594 2077934 2357391 3116901 3143188 4155868 4714782 6233802 6286376 8311736 9429564 12467604 12572752 16623472 18859128 24935208 25145504 33246944 37718256 49870416 75436512 86769811 99740832 173539622 260309433 347079244 520618866 694158488 1041237732 1388316976 2082475464 2776633952 4164950928 8329901856 8416671667 16833343334 25250015001 33666686668 50500030002 67333373336 101000060004 134666746672 202000120008 269333493344 404000240016 808000480032