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2750731429 = 53199260807
BaseRepresentation
bin1010001111110100…
…1101010010100101
321002200222122010211
42203331031102211
521113141401204
61132541415421
7125110555105
oct24375152245
97080878124
102750731429
111191797266
1264926a571
1334ab69a44
141c147b205
15111756804
hexa3f4d4a5

2750731429 has 8 divisors (see below), whose sum is σ = 2816726400. Its totient is φ = 2685258576.

The previous prime is 2750731397. The next prime is 2750731433. The reversal of 2750731429 is 9241370572.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2750731429 - 25 = 2750731397 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2750731391 and 2750731400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2750711429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119857 + ... + 140950.

It is an arithmetic number, because the mean of its divisors is an integer number (352090800).

Almost surely, 22750731429 is an apocalyptic number.

It is an amenable number.

2750731429 is a deficient number, since it is larger than the sum of its proper divisors (65994971).

2750731429 is a wasteful number, since it uses less digits than its factorization.

2750731429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261059.

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 2750731429 is about 52447.4158467317. The cubic root of 2750731429 is about 1401.1438660034.

The spelling of 2750731429 in words is "two billion, seven hundred fifty million, seven hundred thirty-one thousand, four hundred twenty-nine".

Divisors: 1 53 199 10547 260807 13822771 51900593 2750731429