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76241220050 = 25217222972
BaseRepresentation
bin100011100000001010…
…1001011000111010010
321021210101022021020202
41013000111023013102
52222120223020200
655005201535202
75336220451322
oct1070025130722
9237711267222
1076241220050
112a3741aa076
1212939044502
1372604a0678
143993897282
151eb34e61d5
hex11c054b1d2

76241220050 has 54 divisors (see below), whose sum is σ = 150706653357. Its totient is φ = 28690081280.

The previous prime is 76241220049. The next prime is 76241220053. The reversal of 76241220050 is 5002214267.

It is a happy number.

It can be written as a sum of positive squares in 14 ways, for example, as 1160287969 + 75080932081 = 34063^2 + 274009^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=195245.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 76241219995 and 76241220022.

It is not an unprimeable number, because it can be changed into a prime (76241220053) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 33190502 + ... + 33192798.

Almost surely, 276241220050 is an apocalyptic number.

76241220050 is a deficient number, since it is larger than the sum of its proper divisors (74465433307).

76241220050 is an equidigital number, since it uses as much as digits as its factorization.

76241220050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4640 (or 2321 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The spelling of 76241220050 in words is "seventy-six billion, two hundred forty-one million, two hundred twenty thousand, fifty".

Divisors: 1 2 5 10 17 25 34 50 85 170 289 425 578 850 1445 2297 2890 4594 7225 11485 14450 22970 39049 57425 78098 114850 195245 390490 663833 976225 1327666 1952450 3319165 5276209 6638330 10552418 16595825 26381045 33191650 52762090 89695553 131905225 179391106 263810450 448477765 896955530 1524824401 2242388825 3049648802 4484777650 7624122005 15248244010 38120610025 76241220050