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15372061887260 = 225131271150340471
BaseRepresentation
bin1101111110110001011001…
…0010011100101100011100
32000102112222102102120110002
43133230112102130230130
54003323440320343020
652405454443033432
73144411011100641
oct337542622345434
960375872376402
1015372061887260
114997289206301
12188326050b878
1387676b6cb060
143b20243d7dc8
151b9ce146d975
hexdfb1649cb1c

15372061887260 has 96 divisors (see below), whose sum is σ = 35042157330432. Its totient is φ = 5630517930240.

The previous prime is 15372061887227. The next prime is 15372061887289. The reversal of 15372061887260 is 6278816027351.

It is a junction number, because it is equal to n+sod(n) for n = 15372061887196 and 15372061887205.

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, 379808825 + ... + 379849295.

It is an arithmetic number, because the mean of its divisors is an integer number (365022472192).

Almost surely, 215372061887260 is an apocalyptic number.

15372061887260 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 15372061887260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17521078665216).

15372061887260 is an abundant number, since it is smaller than the sum of its proper divisors (19670095443172).

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

15372061887260 is a wasteful number, since it uses less digits than its factorization.

15372061887260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52123 (or 52121 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 56.

The spelling of 15372061887260 in words is "fifteen trillion, three hundred seventy-two billion, sixty-one million, eight hundred eighty-seven thousand, two hundred sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 127 130 254 260 508 635 1270 1651 2540 3302 6604 8255 11503 16510 23006 33020 40471 46012 57515 80942 115030 149539 161884 202355 230060 299078 404710 526123 598156 747695 809420 1052246 1460881 1495390 2104492 2630615 2921762 2990780 5139817 5261230 5843524 7304405 10279634 10522460 14608810 18991453 20559268 25699085 29217620 37982906 51398170 66817621 75965812 94957265 102796340 133635242 189914530 267270484 334088105 379829060 465537913 668176210 931075826 1336352420 1862151652 2327689565 4655379130 6051992869 9310758260 12103985738 24207971476 30259964345 59123314951 60519928690 118246629902 121039857380 236493259804 295616574755 591233149510 768603094363 1182466299020 1537206188726 3074412377452 3843015471815 7686030943630 15372061887260