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2752504139 = 711232416449
BaseRepresentation
bin1010010000001111…
…1110000101001011
321002211022200211202
42210003332011023
521114120113024
61133043414415
7125131620260
oct24403760513
97084280752
102752504139
111192798110
1264998440b
1334b33a898
141c17bd267
151119a6bae
hexa40fe14b

2752504139 has 32 divisors (see below), whose sum is σ = 3596313600. Its totient is φ = 2042726400.

The previous prime is 2752504133. The next prime is 2752504177. The reversal of 2752504139 is 9314052572.

It is not a de Polignac number, because 2752504139 - 220 = 2751455563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2752504133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 423587 + ... + 430035.

It is an arithmetic number, because the mean of its divisors is an integer number (112384800).

Almost surely, 22752504139 is an apocalyptic number.

2752504139 is a deficient number, since it is larger than the sum of its proper divisors (843809461).

2752504139 is a wasteful number, since it uses less digits than its factorization.

2752504139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6731.

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 2752504139 is about 52464.3130041746. The cubic root of 2752504139 is about 1401.4447906157. Note that the first 3 decimals are identical.

The spelling of 2752504139 in words is "two billion, seven hundred fifty-two million, five hundred four thousand, one hundred thirty-nine".

Divisors: 1 7 11 23 77 161 241 253 1687 1771 2651 5543 6449 18557 38801 45143 60973 70939 148327 426811 496573 1038289 1554209 1631597 10879463 11421179 17096299 35746807 119674093 250227649 393214877 2752504139