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2752108471 = 72137409967
BaseRepresentation
bin1010010000001001…
…1101011110110111
321002210120121002101
42210002131132313
521114014432341
61133031122531
7125125351600
oct24402353667
97083517071
102752108471
111192547912
12649813447
1334b22c768
141c1718da7
15111929831
hexa409d7b7

2752108471 has 12 divisors (see below), whose sum is σ = 3224808288. Its totient is φ = 2341725792.

The previous prime is 2752108459. The next prime is 2752108487. The reversal of 2752108471 is 1748012572.

It is not a de Polignac number, because 2752108471 - 27 = 2752108343 is a prime.

It is a super-3 number, since 3×27521084713 (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2752108471.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2752108441) 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 11 ways as a sum of consecutive naturals, for example, 198271 + ... + 211696.

It is an arithmetic number, because the mean of its divisors is an integer number (268734024).

Almost surely, 22752108471 is an apocalyptic number.

2752108471 is a deficient number, since it is larger than the sum of its proper divisors (472699817).

2752108471 is a wasteful number, since it uses less digits than its factorization.

2752108471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410118 (or 410111 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 37.

The square root of 2752108471 is about 52460.5420387552. The cubic root of 2752108471 is about 1401.3776355936.

The spelling of 2752108471 in words is "two billion, seven hundred fifty-two million, one hundred eight thousand, four hundred seventy-one".

Divisors: 1 7 49 137 959 6713 409967 2869769 20088383 56165479 393158353 2752108471