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12802010160 = 243571597451
BaseRepresentation
bin10111110110000111…
…10010110000110000
31020001012020111110110
423323003302300300
5202204303311120
65514155301320
7632150201532
oct137303626060
936035214413
1012802010160
11547a445795
12259344a840
13129036c654
1489634b852
154edd932e0
hex2fb0f2c30

12802010160 has 80 divisors (see below), whose sum is σ = 39697102080. Its totient is φ = 3412934400.

The previous prime is 12802010153. The next prime is 12802010231. The reversal of 12802010160 is 6101020821.

12802010160 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1714435 + ... + 1721885.

It is an arithmetic number, because the mean of its divisors is an integer number (496213776).

Almost surely, 212802010160 is an apocalyptic number.

12802010160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12802010160 is an abundant number, since it is smaller than the sum of its proper divisors (26895091920).

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

12802010160 is a wasteful number, since it uses less digits than its factorization.

12802010160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14626 (or 14620 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 12802010160 its reverse (6101020821), we get a palindrome (18903030981).

The spelling of 12802010160 in words is "twelve billion, eight hundred two million, ten thousand, one hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 7159 7451 14318 14902 21477 22353 28636 29804 35795 37255 42954 44706 57272 59608 71590 74510 85908 89412 107385 111765 114544 119216 143180 149020 171816 178824 214770 223530 286360 298040 343632 357648 429540 447060 572720 596080 859080 894120 1718160 1788240 53341709 106683418 160025127 213366836 266708545 320050254 426733672 533417090 640100508 800125635 853467344 1066834180 1280201016 1600251270 2133668360 2560402032 3200502540 4267336720 6401005080 12802010160