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80905200224 = 253937164217
BaseRepresentation
bin100101101011001010…
…0110110001001100000
321201211102102000021012
41023112110312021200
52311143212401344
6101100051120052
75562622566212
oct1132624661140
9251742360235
1080905200224
1131347970442
121381aba3028
13782482c454
143cb708a5b2
152187bc629e
hex12d6536260

80905200224 has 24 divisors (see below), whose sum is σ = 159288639048. Its totient is φ = 40450942720.

The previous prime is 80905200217. The next prime is 80905200253. The reversal of 80905200224 is 42200250908.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1227764 + ... + 1291980.

It is an arithmetic number, because the mean of its divisors is an integer number (6637026627).

Almost surely, 280905200224 is an apocalyptic number.

It is an amenable number.

80905200224 is a deficient number, since it is larger than the sum of its proper divisors (78383438824).

80905200224 is a wasteful number, since it uses less digits than its factorization.

80905200224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103598 (or 103590 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The spelling of 80905200224 in words is "eighty billion, nine hundred five million, two hundred thousand, two hundred twenty-four".

Divisors: 1 2 4 8 16 32 39371 64217 78742 128434 157484 256868 314968 513736 629936 1027472 1259872 2054944 2528287507 5056575014 10113150028 20226300056 40452600112 80905200224