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54320520200300 = 22527117414394473
BaseRepresentation
bin11000101100111011110110…
…10011111000000001101100
321010022222202110011011201122
430112131323103320001230
524104441411132402200
6311310300311400112
714304346062242504
oct1426357323700154
9233288673134648
1054320520200300
111634322657a182
126113820383038
132440531730663
14d5b1ad0a4a04
15643004a4d385
hex31677b4f806c

54320520200300 has 72 divisors (see below), whose sum is σ = 119604434013792. Its totient is φ = 21409867584000.

The previous prime is 54320520200299. The next prime is 54320520200357. The reversal of 54320520200300 is 300202502345.

It is a self number, because there is not a number n which added to its sum of digits gives 54320520200300.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10163864 + ... + 14558336.

It is an arithmetic number, because the mean of its divisors is an integer number (1661172694636).

Almost surely, 254320520200300 is an apocalyptic number.

54320520200300 is a gapful number since it is divisible by the number (50) 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 54320520200300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59802217006896).

54320520200300 is an abundant number, since it is smaller than the sum of its proper divisors (65283913813492).

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

54320520200300 is a wasteful number, since it uses less digits than its factorization.

54320520200300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4396299 (or 4396292 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 26.

Adding to 54320520200300 its reverse (300202502345), we get a palindrome (54620722702645).

The spelling of 54320520200300 in words is "fifty-four trillion, three hundred twenty billion, five hundred twenty million, two hundred thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 71 100 142 284 355 710 1420 1741 1775 3482 3550 6964 7100 8705 17410 34820 43525 87050 123611 174100 247222 494444 618055 1236110 2472220 3090275 4394473 6180550 8788946 12361100 17577892 21972365 43944730 87889460 109861825 219723650 312007583 439447300 624015166 1248030332 1560037915 3120075830 6240151660 7650777493 7800189575 15301554986 15600379150 30603109972 31200758300 38253887465 76507774930 153015549860 191269437325 382538874650 543205202003 765077749300 1086410404006 2172820808012 2716026010015 5432052020030 10864104040060 13580130050075 27160260100150 54320520200300