Search a number
-
+
29789387521201 = 711386875162613
BaseRepresentation
bin1101100010111111000011…
…10111000111110010110001
310220110211121122011021220101
412301133201313013302301
512401032131201134301
6143205020010512401
76163132536015610
oct661374167076261
9126424548137811
1029789387521201
119545676714520
123411471735701
131381186588129
1474db57a71877
15369d54d11701
hex1b17e1dc7cb1

29789387521201 has 8 divisors (see below), whose sum is σ = 37140015610944. Its totient is φ = 23212509756720.

The previous prime is 29789387521189. The next prime is 29789387521207. The reversal of 29789387521201 is 10212578398792.

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 29789387521201 - 25 = 29789387521169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29789387521207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193437581230 + ... + 193437581383.

It is an arithmetic number, because the mean of its divisors is an integer number (4642501951368).

Almost surely, 229789387521201 is an apocalyptic number.

It is an amenable number.

29789387521201 is a deficient number, since it is larger than the sum of its proper divisors (7350628089743).

29789387521201 is a wasteful number, since it uses less digits than its factorization.

29789387521201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386875162631.

The product of its (nonzero) digits is 30481920, while the sum is 64.

The spelling of 29789387521201 in words is "twenty-nine trillion, seven hundred eighty-nine billion, three hundred eighty-seven million, five hundred twenty-one thousand, two hundred one".

Divisors: 1 7 11 77 386875162613 2708126138291 4255626788743 29789387521201