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12800282248 = 2313127969131
BaseRepresentation
bin10111110101111010…
…01100111010001000
31020001001222201012201
423322331030322020
5202203333012443
65514054245544
7632126414065
oct137275147210
936031881181
1012800282248
115479475566
1225929568b4
13128cbb6010
1489601bc6c
154edb5134d
hex2faf4ce88

12800282248 has 32 divisors (see below), whose sum is σ = 26050268160. Its totient is φ = 5861298240.

The previous prime is 12800282239. The next prime is 12800282293. The reversal of 12800282248 is 84228200821.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 471358 + ... + 497773.

It is an arithmetic number, because the mean of its divisors is an integer number (814070880).

Almost surely, 212800282248 is an apocalyptic number.

It is an amenable number.

12800282248 is an abundant number, since it is smaller than the sum of its proper divisors (13249985912).

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

12800282248 is a wasteful number, since it uses less digits than its factorization.

12800282248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 969277 (or 969273 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 37.

The spelling of 12800282248 in words is "twelve billion, eight hundred million, two hundred eighty-two thousand, two hundred forty-eight".

Divisors: 1 2 4 8 13 26 52 104 127 254 508 1016 1651 3302 6604 13208 969131 1938262 3876524 7753048 12598703 25197406 50394812 100789624 123079637 246159274 492318548 984637096 1600035281 3200070562 6400141124 12800282248