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800280831050 = 252378916329819
BaseRepresentation
bin10111010010101000111…
…01000110010001001010
32211111122221120102202122
423221110131012101022
5101102433343043200
61411351031331242
7111550463553311
oct13512435062112
92744587512678
10800280831050
11289440736278
1210b124520b22
135a60a1c53ac
142aa3b789278
1515c3ccb6385
hexba5474644a

800280831050 has 96 divisors (see below), whose sum is σ = 1555466068800. Its totient is φ = 306061493760.

The previous prime is 800280830977. The next prime is 800280831073. The reversal of 800280831050 is 50138082008.

It is a self number, because there is not a number n which added to its sum of digits gives 800280831050.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26823041 + ... + 26852859.

It is an arithmetic number, because the mean of its divisors is an integer number (16202771550).

Almost surely, 2800280831050 is an apocalyptic number.

800280831050 is a deficient number, since it is larger than the sum of its proper divisors (755185237750).

800280831050 is a wasteful number, since it uses less digits than its factorization.

800280831050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30120 (or 30115 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 35.

The spelling of 800280831050 in words is "eight hundred billion, two hundred eighty million, eight hundred thirty-one thousand, fifty".

Divisors: 1 2 5 10 25 37 50 74 89 163 178 185 326 370 445 815 890 925 1630 1850 2225 3293 4075 4450 6031 6586 8150 12062 14507 16465 29014 29819 30155 32930 59638 60310 72535 82325 145070 149095 150775 164650 298190 301550 362675 536759 725350 745475 1073518 1103303 1490950 2206606 2653891 2683795 4860497 5307782 5367590 5516515 9720994 11033030 13269455 13418975 24302485 26538910 26837950 27582575 48604970 55165150 66347275 98193967 121512425 132694550 179838389 196387934 243024850 359676778 432584233 490969835 865168466 899191945 981939670 1798383890 2162921165 2454849175 4325842330 4495959725 4909698350 8991919450 10814605825 16005616621 21629211650 32011233242 80028083105 160056166210 400140415525 800280831050