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76204633253 = 721555196597
BaseRepresentation
bin100011011111000100…
…1100110110010100101
321021200211110110121012
41012332021212302211
52222031341231003
655001413432005
75335264460300
oct1067611466245
9237624413535
1076204633253
112a35558a951
121292893b605
137255a30588
14398ca91b37
151eb01ba8d8
hex11be266ca5

76204633253 has 6 divisors (see below), whose sum is σ = 88646206086. Its totient is φ = 65318257032.

The previous prime is 76204633243. The next prime is 76204633261. The reversal of 76204633253 is 35233640267.

It can be written as a sum of positive squares in only one way, i.e., 75042027844 + 1162605409 = 273938^2 + 34097^2 .

It is not a de Polignac number, because 76204633253 - 24 = 76204633237 is a prime.

It is a super-3 number, since 3×762046332533 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 76204633253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76204633243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 777598250 + ... + 777598347.

It is an arithmetic number, because the mean of its divisors is an integer number (14774367681).

Almost surely, 276204633253 is an apocalyptic number.

It is an amenable number.

76204633253 is a deficient number, since it is larger than the sum of its proper divisors (12441572833).

76204633253 is a wasteful number, since it uses less digits than its factorization.

76204633253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1555196611 (or 1555196604 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 41.

The spelling of 76204633253 in words is "seventy-six billion, two hundred four million, six hundred thirty-three thousand, two hundred fifty-three".

Divisors: 1 7 49 1555196597 10886376179 76204633253