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13812453286750 = 253233177489219
BaseRepresentation
bin1100100011111111011001…
…0111110010001101011110
31210220110100121200210010201
43020333312113302031132
53302300401020134000
645213204202054114
72623626316526026
oct310776627621536
953813317623121
1013812453286750
114445912877108
121670b427aa33a
1379267c977301
1435a752280a86
1518e460dd696a
hexc8ff65f235e

13812453286750 has 64 divisors (see below), whose sum is σ = 27851485409280. Its totient is φ = 5114288388000.

The previous prime is 13812453286747. The next prime is 13812453286769. The reversal of 13812453286750 is 5768235421831.

It is a junction number, because it is equal to n+sod(n) for n = 13812453286691 and 13812453286700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38566360 + ... + 38922859.

It is an arithmetic number, because the mean of its divisors is an integer number (435179459520).

Almost surely, 213812453286750 is an apocalyptic number.

13812453286750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13812453286750 is an abundant number, since it is smaller than the sum of its proper divisors (14039032122530).

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

13812453286750 is a wasteful number, since it uses less digits than its factorization.

13812453286750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77489290 (or 77489280 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 55.

The spelling of 13812453286750 in words is "thirteen trillion, eight hundred twelve billion, four hundred fifty-three million, two hundred eighty-six thousand, seven hundred fifty".

Divisors: 1 2 5 10 23 25 31 46 50 62 115 125 155 230 250 310 575 713 775 1150 1426 1550 2875 3565 3875 5750 7130 7750 17825 35650 89125 178250 77489219 154978438 387446095 774892190 1782252037 1937230475 2402165789 3564504074 3874460950 4804331578 8911260185 9686152375 12010828945 17822520370 19372304750 24021657890 44556300925 55249813147 60054144725 89112601850 110499626294 120108289450 222781504625 276249065735 300270723625 445563009250 552498131470 600541447250 1381245328675 2762490657350 6906226643375 13812453286750