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1745056680 = 2335137179593
BaseRepresentation
bin110100000000011…
…0111001110101000
311111121122001201220
41220000313032220
512033213303210
6445054342040
761146510543
oct15000671650
94447561656
101745056680
11816047a04
124084ba920
1321a6c3923
14127a9385a
15a3303c70
hex680373a8

1745056680 has 128 divisors (see below), whose sum is σ = 5311785600. Its totient is φ = 458596352.

The previous prime is 1745056679. The next prime is 1745056711. The reversal of 1745056680 is 866505471.

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 31 ways as a sum of consecutive naturals, for example, 2942464 + ... + 2943056.

It is an arithmetic number, because the mean of its divisors is an integer number (41498325).

Almost surely, 21745056680 is an apocalyptic number.

1745056680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1745056680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2655892800).

1745056680 is an abundant number, since it is smaller than the sum of its proper divisors (3566728920).

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

1745056680 is a wasteful number, since it uses less digits than its factorization.

1745056680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923 (or 919 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 42.

The square root of 1745056680 is about 41773.8755683501. The cubic root of 1745056680 is about 1203.9353853986.

The spelling of 1745056680 in words is "one billion, seven hundred forty-five million, fifty-six thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 137 179 274 358 411 537 548 593 685 716 822 895 1074 1096 1186 1370 1432 1644 1779 1790 2055 2148 2372 2685 2740 2965 3288 3558 3580 4110 4296 4744 5370 5480 5930 7116 7160 8220 8895 10740 11860 14232 16440 17790 21480 23720 24523 35580 49046 71160 73569 81241 98092 106147 122615 147138 162482 196184 212294 243723 245230 294276 318441 324964 367845 406205 424588 487446 490460 530735 588552 636882 649928 735690 812410 849176 974892 980920 1061470 1218615 1273764 1471380 1592205 1624820 1949784 2122940 2437230 2547528 2942760 3184410 3249640 4245880 4874460 6368820 9748920 12737640 14542139 29084278 43626417 58168556 72710695 87252834 116337112 145421390 174505668 218132085 290842780 349011336 436264170 581685560 872528340 1745056680