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29556870983 = 531084751413
BaseRepresentation
bin11011100001101110…
…100000111101000111
32211021212110121122022
4123201232200331013
5441013024332413
621324522153355
72064306154343
oct334156407507
984255417568
1029556870983
11115980a0702
12588a65285b
132a30632993
141605658623
15b7ec96608
hex6e1ba0f47

29556870983 has 8 divisors (see below), whose sum is σ = 30117909888. Its totient is φ = 28995956704.

The previous prime is 29556870977. The next prime is 29556870997. The reversal of 29556870983 is 38907865592.

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 29556870983 - 214 = 29556854599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29556870923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 549185 + ... + 600597.

It is an arithmetic number, because the mean of its divisors is an integer number (3764738736).

Almost surely, 229556870983 is an apocalyptic number.

29556870983 is a deficient number, since it is larger than the sum of its proper divisors (561038905).

29556870983 is a wasteful number, since it uses less digits than its factorization.

29556870983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62313.

The product of its (nonzero) digits is 32659200, while the sum is 62.

The spelling of 29556870983 in words is "twenty-nine billion, five hundred fifty-six million, eight hundred seventy thousand, nine hundred eighty-three".

Divisors: 1 53 10847 51413 574891 2724889 557676811 29556870983