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68044603750 = 254173202099
BaseRepresentation
bin111111010111110001…
…100100000101100110
320111122010221000111021
4333113301210011212
52103323404310000
651132000001354
74626131405644
oct772761440546
9214563830437
1068044603750
112694844aa12
121123000025a
1365552b9456
14341704c194
151b83b0e11a
hexfd7c64166

68044603750 has 40 divisors (see below), whose sum is σ = 135045365400. Its totient is φ = 25616784000.

The previous prime is 68044603747. The next prime is 68044603777. The reversal of 68044603750 is 5730644086.

It is a junction number, because it is equal to n+sod(n) for n = 68044603697 and 68044603706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1579800 + ... + 1622299.

It is an arithmetic number, because the mean of its divisors is an integer number (3376134135).

Almost surely, 268044603750 is an apocalyptic number.

68044603750 is a deficient number, since it is larger than the sum of its proper divisors (67000761650).

68044603750 is a wasteful number, since it uses less digits than its factorization.

68044603750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3202138 (or 3202123 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 43.

The spelling of 68044603750 in words is "sixty-eight billion, forty-four million, six hundred three thousand, seven hundred fifty".

Divisors: 1 2 5 10 17 25 34 50 85 125 170 250 425 625 850 1250 2125 4250 10625 21250 3202099 6404198 16010495 32020990 54435683 80052475 108871366 160104950 272178415 400262375 544356830 800524750 1360892075 2001311875 2721784150 4002623750 6804460375 13608920750 34022301875 68044603750