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12752955192384 = 263101121672
BaseRepresentation
bin1011100110010100011101…
…0111010011010001000000
31200011011121101010000000000
42321211013113103101000
53132421023012124014
643042343213000000
72454241055364021
oct271450727232100
950134541100000
1012752955192384
114077552812300
12151b736a83000
137167a1c22b94
14321363cb4c48
15171b01010509
hexb99475d3440

12752955192384 has 693 divisors, whose sum is σ = 41975700136951. Its totient is φ = 3841390967040.

The previous prime is 12752955192343. The next prime is 12752955192409. The reversal of 12752955192384 is 48329155925721.

12752955192384 = 13 + 23 + ... + 26723.

The square root of 12752955192384 is 3571128.

It is a perfect power (a square), and thus also a powerful number.

12752955192384 is a `hidden beast` number, since 1 + 2 + 7 + 5 + 2 + 95 + 519 + 23 + 8 + 4 = 666.

It is a super-2 number, since 2×127529551923842 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 98 ways as a sum of consecutive naturals, for example, 76365001069 + ... + 76365001235.

Almost surely, 212752955192384 is an apocalyptic number.

12752955192384 is the 3571128-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12752955192384

12752955192384 is an abundant number, since it is smaller than the sum of its proper divisors (29222744944567).

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

12752955192384 is an frugal number, since it uses more digits than its factorization.

12752955192384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398 (or 183 counting only the distinct ones).

The product of its digits is 54432000, while the sum is 63.

The spelling of 12752955192384 in words is "twelve trillion, seven hundred fifty-two billion, nine hundred fifty-five million, one hundred ninety-two thousand, three hundred eighty-four".