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868725420600 = 2335210191420879
BaseRepresentation
bin11001010010001000001…
…00011111001000111000
310002001022222010211121210
430221010010133020320
5103213122201424400
61503030440403120
7116522553144522
oct14510404371070
93061288124553
10868725420600
11305473941464
121204464764a0
1363bc731981b
1430091996a12
15178e6a84950
hexca4411f238

868725420600 has 96 divisors (see below), whose sum is σ = 2695693536000. Its totient is φ = 231432608640.

The previous prime is 868725420599. The next prime is 868725420671. The reversal of 868725420600 is 6024527868.

It is a self number, because there is not a number n which added to its sum of digits gives 868725420600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 99040 + ... + 1321839.

It is an arithmetic number, because the mean of its divisors is an integer number (28080141000).

Almost surely, 2868725420600 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 868725420600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1347846768000).

868725420600 is an abundant number, since it is smaller than the sum of its proper divisors (1826968115400).

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

868725420600 is a wasteful number, since it uses less digits than its factorization.

868725420600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1421917 (or 1421908 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 868725420600 in words is "eight hundred sixty-eight billion, seven hundred twenty-five million, four hundred twenty thousand, six hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 75 100 120 150 200 300 600 1019 2038 3057 4076 5095 6114 8152 10190 12228 15285 20380 24456 25475 30570 40760 50950 61140 76425 101900 122280 152850 203800 305700 611400 1420879 2841758 4262637 5683516 7104395 8525274 11367032 14208790 17050548 21313185 28417580 34101096 35521975 42626370 56835160 71043950 85252740 106565925 142087900 170505480 213131850 284175800 426263700 852527400 1447875701 2895751402 4343627103 5791502804 7239378505 8687254206 11583005608 14478757010 17374508412 21718135515 28957514020 34749016824 36196892525 43436271030 57915028040 72393785050 86872542060 108590677575 144787570100 173745084120 217181355150 289575140200 434362710300 868725420600