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53995552200 = 23325254772
BaseRepresentation
bin110010010010011000…
…101011110111001000
312011101001011020211200
4302102120223313020
51341040330132300
640445532024200
73621026422662
oct622230536710
9164331136750
1053995552200
1120999099607
12a56b002060
135126794ab5
142883247532
15161053c200
hexc9262bdc8

53995552200 has 108 divisors (see below), whose sum is σ = 181368177315. Its totient is φ = 14396184960.

The previous prime is 53995552199. The next prime is 53995552243. The reversal of 53995552200 is 225559935.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

53995552200 is a `hidden beast` number, since 5 + 3 + 9 + 95 + 552 + 2 + 0 + 0 = 666.

It can be written as a sum of positive squares in 5 ways, for example, as 52469399844 + 1526152356 = 229062^2 + 39066^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=164310.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 9855862 + ... + 9861338.

Almost surely, 253995552200 is an apocalyptic number.

53995552200 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 53995552200

53995552200 is an abundant number, since it is smaller than the sum of its proper divisors (127372625115).

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

53995552200 is an equidigital number, since it uses as much as digits as its factorization.

53995552200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10976 (or 5487 counting only the distinct ones).

The product of its (nonzero) digits is 607500, while the sum is 45.

The spelling of 53995552200 in words is "fifty-three billion, nine hundred ninety-five million, five hundred fifty-two thousand, two hundred".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 30 36 40 45 50 60 72 75 90 100 120 150 180 200 225 300 360 450 600 900 1800 5477 10954 16431 21908 27385 32862 43816 49293 54770 65724 82155 98586 109540 131448 136925 164310 197172 219080 246465 273850 328620 394344 410775 492930 547700 657240 821550 985860 1095400 1232325 1643100 1971720 2464650 3286200 4929300 9858600 29997529 59995058 89992587 119990116 149987645 179985174 239980232 269977761 299975290 359970348 449962935 539955522 599950580 719940696 749938225 899925870 1079911044 1199901160 1349888805 1499876450 1799851740 2159822088 2249814675 2699777610 2999752900 3599703480 4499629350 5399555220 5999505800 6749444025 8999258700 10799110440 13498888050 17998517400 26997776100 53995552200