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13206683750 = 254131747807
BaseRepresentation
bin11000100110010111…
…00000000001100110
31021002101201001021012
430103023200001212
5204021402340000
610022253022222
7645162650111
oct142313400146
937071631235
1013206683750
115667912a77
122686a84972
131326159290
148d3dab578
1552467b735
hex3132e0066

13206683750 has 80 divisors (see below), whose sum is σ = 28227564288. Its totient is φ = 4589376000.

The previous prime is 13206683747. The next prime is 13206683773. The reversal of 13206683750 is 5738660231.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13206683698 and 13206683707.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 252347 + ... + 300153.

Almost surely, 213206683750 is an apocalyptic number.

13206683750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13206683750 is an abundant number, since it is smaller than the sum of its proper divisors (15020880538).

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

13206683750 is a wasteful number, since it uses less digits than its factorization.

13206683750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47859 (or 47844 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 13206683750 in words is "thirteen billion, two hundred six million, six hundred eighty-three thousand, seven hundred fifty".

Divisors: 1 2 5 10 13 17 25 26 34 50 65 85 125 130 170 221 250 325 425 442 625 650 850 1105 1250 1625 2125 2210 3250 4250 5525 8125 10625 11050 16250 21250 27625 47807 55250 95614 138125 239035 276250 478070 621491 812719 1195175 1242982 1625438 2390350 3107455 4063595 5975875 6214910 8127190 10565347 11951750 15537275 20317975 21130694 29879375 31074550 40635950 52826735 59758750 77686375 101589875 105653470 155372750 203179750 264133675 388431875 507949375 528267350 776863750 1015898750 1320668375 2641336750 6603341875 13206683750