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6140745560 = 235614575507
BaseRepresentation
bin1011011100000010…
…00101011101011000
3120211221220012021202
411232001011131120
5100034012324220
62453201253332
7305113322165
oct55601053530
916757805252
106140745560
112671322034
121234634248
1376b2a7571
144237a906c
1525e18a275
hex16e045758

6140745560 has 64 divisors (see below), whose sum is σ = 14076465120. Its totient is φ = 2410306560.

The previous prime is 6140745557. The next prime is 6140745587. The reversal of 6140745560 is 655470416.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1112327 + ... + 1117833.

Almost surely, 26140745560 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6140745560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7038232560).

6140745560 is an abundant number, since it is smaller than the sum of its proper divisors (7935719560).

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

6140745560 is a wasteful number, since it uses less digits than its factorization.

6140745560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6036 (or 6032 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 6140745560 is about 78362.9093385385. The cubic root of 6140745560 is about 1831.2193452218.

The spelling of 6140745560 in words is "six billion, one hundred forty million, seven hundred forty-five thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 61 122 244 305 457 488 610 914 1220 1828 2285 2440 3656 4570 5507 9140 11014 18280 22028 27535 27877 44056 55070 55754 110140 111508 139385 220280 223016 278770 335927 557540 671854 1115080 1343708 1679635 2516699 2687416 3359270 5033398 6718540 10066796 12583495 13437080 20133592 25166990 50333980 100667960 153518639 307037278 614074556 767593195 1228149112 1535186390 3070372780 6140745560