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52143787243373 = 752136251394409
BaseRepresentation
bin10111101101100101010111…
…11010100111011101101101
320211121220020012001220002012
423312302223322213131231
523313310434013241443
6302522305234011005
713661156441344310
oct1366625372473555
9224556205056065
1052143787243373
1115684068571011
125a21994a16a65
1323131a4368237
14cc3ab6696977
156065a60aa118
hex2f6cabea776d

52143787243373 has 16 divisors (see below), whose sum is σ = 59709079912320. Its totient is φ = 44607544800000.

The previous prime is 52143787243357. The next prime is 52143787243481. The reversal of 52143787243373 is 37334278734125.

It is a happy number.

It is not a de Polignac number, because 52143787243373 - 24 = 52143787243357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52143787243343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132010193 + ... + 132404601.

It is an arithmetic number, because the mean of its divisors is an integer number (3731817494520).

Almost surely, 252143787243373 is an apocalyptic number.

It is an amenable number.

52143787243373 is a deficient number, since it is larger than the sum of its proper divisors (7565292668947).

52143787243373 is a wasteful number, since it uses less digits than its factorization.

52143787243373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431188.

The product of its digits is 71124480, while the sum is 59.

The spelling of 52143787243373 in words is "fifty-two trillion, one hundred forty-three billion, seven hundred eighty-seven million, two hundred forty-three thousand, three hundred seventy-three".

Divisors: 1 7 521 3647 36251 253757 394409 2760863 18886771 132207397 205487089 1438409623 14297720659 100084044613 7449112463339 52143787243373