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808888008048 = 243671025924517
BaseRepresentation
bin10111100010101010111…
…10110111110101110000
32212022212210111022220220
423301111132313311300
5101223100312224143
61415333101133040
7112303666423641
oct13612536676560
92768783438826
10808888008048
1129205821379a
12110926b5a180
135b37c477a33
142b2169476c8
151609374ad83
hexbc557b7d70

808888008048 has 80 divisors (see below), whose sum is σ = 2121109061760. Its totient is φ = 265568295168.

The previous prime is 808888008043. The next prime is 808888008073. The reversal of 808888008048 is 840800888808.

It is a happy number.

It is a super-2 number, since 2×8088880080482 (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 808888007982 and 808888008000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (808888008041) 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, 32980686 + ... + 33005202.

It is an arithmetic number, because the mean of its divisors is an integer number (26513863272).

Almost surely, 2808888008048 is an apocalyptic number.

It is an amenable number.

808888008048 is an abundant number, since it is smaller than the sum of its proper divisors (1312221053712).

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

808888008048 is a wasteful number, since it uses less digits than its factorization.

808888008048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34854 (or 34848 counting only the distinct ones).

The product of its (nonzero) digits is 8388608, while the sum is 60.

The spelling of 808888008048 in words is "eight hundred eight billion, eight hundred eighty-eight million, eight thousand, forty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 48 67 134 201 268 402 536 804 1072 1608 3216 10259 20518 24517 30777 41036 49034 61554 73551 82072 98068 123108 147102 164144 196136 246216 294204 392272 492432 588408 687353 1176816 1374706 1642639 2062059 2749412 3285278 4124118 4927917 5498824 6570556 8248236 9855834 10997648 13141112 16496472 19711668 26282224 32992944 39423336 78846672 251519903 503039806 754559709 1006079612 1509119418 2012159224 3018238836 4024318448 6036477672 12072955344 16851833501 33703667002 50555500503 67407334004 101111001006 134814668008 202222002012 269629336016 404444004024 808888008048