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13172202204 = 2237254961519
BaseRepresentation
bin11000100010001111…
…11101101011011100
31020222222211012110220
430101013331223130
5203434040432304
610015022001340
7644263604610
oct142107755334
936888735426
1013172202204
11564a401527
122677416250
13131bc754b5
148cd593340
15521619ad9
hex3111fdadc

13172202204 has 48 divisors (see below), whose sum is σ = 35140224000. Its totient is φ = 3761948736.

The previous prime is 13172202179. The next prime is 13172202209. The reversal of 13172202204 is 40220227131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13172202209) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 183357 + ... + 244875.

It is an arithmetic number, because the mean of its divisors is an integer number (732088000).

Almost surely, 213172202204 is an apocalyptic number.

13172202204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13172202204 is an abundant number, since it is smaller than the sum of its proper divisors (21968021796).

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

13172202204 is a wasteful number, since it uses less digits than its factorization.

13172202204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64082 (or 64080 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

Adding to 13172202204 its reverse (40220227131), we get a palindrome (53392429335).

The spelling of 13172202204 in words is "thirteen billion, one hundred seventy-two million, two hundred two thousand, two hundred four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 2549 5098 7647 10196 15294 17843 30588 35686 53529 61519 71372 107058 123038 184557 214116 246076 369114 430633 738228 861266 1291899 1722532 2583798 5167596 156811931 313623862 470435793 627247724 940871586 1097683517 1881743172 2195367034 3293050551 4390734068 6586101102 13172202204