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5377928985 = 355111322381
BaseRepresentation
bin1010000001000110…
…01010111100011001
3111212210112002200000
411000203022330121
542003222211420
62245351403213
7250161433152
oct50043127431
914783462600
105377928985
11230a778710
121061083509
13679243200
1439035c929
1521720a690
hex1408caf19

5377928985 has 144 divisors (see below), whose sum is σ = 11424224448. Its totient is φ = 2405894400.

The previous prime is 5377928951. The next prime is 5377928993. The reversal of 5377928985 is 5898297735.

5377928985 is a `hidden beast` number, since 537 + 7 + 9 + 2 + 8 + 98 + 5 = 666.

It is not a de Polignac number, because 5377928985 - 211 = 5377926937 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 2257495 + ... + 2259875.

It is an arithmetic number, because the mean of its divisors is an integer number (79334892).

Almost surely, 25377928985 is an apocalyptic number.

5377928985 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5377928985 is an abundant number, since it is smaller than the sum of its proper divisors (6046295463).

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

5377928985 is a wasteful number, since it uses less digits than its factorization.

5377928985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2438 (or 2413 counting only the distinct ones).

The product of its digits is 38102400, while the sum is 63.

The square root of 5377928985 is about 73334.3642844199. The cubic root of 5377928985 is about 1752.0171553725.

The spelling of 5377928985 in words is "five billion, three hundred seventy-seven million, nine hundred twenty-eight thousand, nine hundred eighty-five".

Divisors: 1 3 5 9 11 13 15 27 33 39 45 55 65 81 99 117 135 143 165 169 195 243 297 351 405 429 495 507 585 715 845 891 1053 1215 1287 1485 1521 1755 1859 2145 2381 2535 2673 3159 3861 4455 4563 5265 5577 6435 7143 7605 9295 11583 11905 13365 13689 15795 16731 19305 21429 22815 26191 27885 30953 34749 35715 41067 50193 57915 64287 68445 78573 83655 92859 107145 130955 150579 154765 173745 192861 205335 235719 250965 278577 321435 340483 392865 402389 451737 464295 578583 707157 752895 835731 964305 1021449 1178595 1207167 1392885 1702415 2011945 2121471 2258685 2507193 2892915 3064347 3535785 3621501 4178655 4426279 5107245 6035835 6364413 7521579 9193041 10607355 10864503 12535965 13278837 15321735 18107505 22131395 27579123 31822065 32593509 37607895 39836511 45965205 54322515 66394185 82737369 97780527 119509533 137895615 162967545 199182555 358528599 413686845 488902635 597547665 1075585797 1792642995 5377928985