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808123232383230 = 235374438916401337
BaseRepresentation
bin1011011110111110111101101…
…0001100110111000011111110
310220222022211022112101022211210
42313233233122030313003332
51321410242334442230410
611542422404323425250
7332134656022562361
oct26757573214670376
93828284275338753
10808123232383230
11214547157a50a45
1276777843525226
13288bc9034434ca
141037b531c920d8
156366216d21220
hex2defbda3370fe

808123232383230 has 64 divisors (see below), whose sum is σ = 1991959557491520. Its totient is φ = 209670480681984.

The previous prime is 808123232383223. The next prime is 808123232383237. The reversal of 808123232383230 is 32383232321808.

It is an interprime number because it is at equal distance from previous prime (808123232383223) and next prime (808123232383237).

It is a self number, because there is not a number n which added to its sum of digits gives 808123232383230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (808123232383237) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41071122 + ... + 57472458.

It is an arithmetic number, because the mean of its divisors is an integer number (31124368085805).

Almost surely, 2808123232383230 is an apocalyptic number.

808123232383230 is an abundant number, since it is smaller than the sum of its proper divisors (1183836325108290).

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

808123232383230 is a wasteful number, since it uses less digits than its factorization.

808123232383230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16445773.

The product of its (nonzero) digits is 1990656, while the sum is 48.

The spelling of 808123232383230 in words is "eight hundred eight trillion, one hundred twenty-three billion, two hundred thirty-two million, three hundred eighty-three thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 37 74 111 185 222 370 555 1110 44389 88778 133167 221945 266334 443890 665835 1331670 1642393 3284786 4927179 8211965 9854358 16401337 16423930 24635895 32802674 49204011 49271790 82006685 98408022 164013370 246020055 492040110 606849469 1213698938 1820548407 3034247345 3641096814 6068494690 9102742035 18205484070 728038948093 1456077896186 2184116844279 3640194740465 4368233688558 7280389480930 10920584221395 21841168442790 26937441079441 53874882158882 80812323238323 134687205397205 161624646476646 269374410794410 404061616191615 808123232383230