Search a number
-
+
29079093270529 = 108172126882249
BaseRepresentation
bin1101001110010100000010…
…00001100101100000000001
310210221221020000012210000001
412213022001001211200001
512302412440334124104
6141502430120000001
76060616016344501
oct647120101454001
9123857200183001
1029079093270529
1192a1413073a45
123317881600001
13132c1ba496b03
147276154cda01
15356632125aa4
hex1a7281065801

29079093270529 has 4 divisors (see below), whose sum is σ = 29079121234500. Its totient is φ = 29079065306560.

The previous prime is 29079093270527. The next prime is 29079093270547. The reversal of 29079093270529 is 92507239097092.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26404798873600 + 2674294396929 = 5138560^2 + 1635327^2 .

It is a cyclic number.

It is not a de Polignac number, because 29079093270529 - 21 = 29079093270527 is a prime.

It is a super-2 number, since 2×290790932705292 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29079093270523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12359404 + ... + 14522845.

It is an arithmetic number, because the mean of its divisors is an integer number (7269780308625).

Almost surely, 229079093270529 is an apocalyptic number.

It is an amenable number.

29079093270529 is a deficient number, since it is larger than the sum of its proper divisors (27963971).

29079093270529 is a wasteful number, since it uses less digits than its factorization.

29079093270529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27963970.

The product of its (nonzero) digits is 38578680, while the sum is 64.

The spelling of 29079093270529 in words is "twenty-nine trillion, seventy-nine billion, ninety-three million, two hundred seventy thousand, five hundred twenty-nine".

Divisors: 1 1081721 26882249 29079093270529