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52018996064 = 2571092130529
BaseRepresentation
bin110000011100100100…
…101110001101100000
311222021021220210112212
4300130210232031200
51323013330333224
635521443341252
73521036112440
oct603444561540
9158237823485
1052018996064
1120074404742
12a0b9081828
134ba0138559
142736932120
151546c5ad0e
hexc1c92e360

52018996064 has 48 divisors (see below), whose sum is σ = 118116583200. Its totient is φ = 22089314304.

The previous prime is 52018996019. The next prime is 52018996067. The reversal of 52018996064 is 46069981025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52018996067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1040849 + ... + 1089680.

It is an arithmetic number, because the mean of its divisors is an integer number (2460762150).

Almost surely, 252018996064 is an apocalyptic number.

It is an amenable number.

52018996064 is an abundant number, since it is smaller than the sum of its proper divisors (66097587136).

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

52018996064 is a wasteful number, since it uses less digits than its factorization.

52018996064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2130655 (or 2130647 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 50.

The spelling of 52018996064 in words is "fifty-two billion, eighteen million, nine hundred ninety-six thousand, sixty-four".

Divisors: 1 2 4 7 8 14 16 28 32 56 109 112 218 224 436 763 872 1526 1744 3052 3488 6104 12208 24416 2130529 4261058 8522116 14913703 17044232 29827406 34088464 59654812 68176928 119309624 232227661 238619248 464455322 477238496 928910644 1625593627 1857821288 3251187254 3715642576 6502374508 7431285152 13004749016 26009498032 52018996064