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28954829027 = 409138151263
BaseRepresentation
bin11010111101110101…
…111010000011100011
32202201220121201100002
4122331311322003203
5433244414012102
621145054250215
72043345662105
oct327565720343
982656551302
1028954829027
1111309278673
125740ab696b
1329659a0837
1415896dd575
15b46ec3902
hex6bdd7a0e3

28954829027 has 8 divisors (see below), whose sum is σ = 29047207680. Its totient is φ = 28862556480.

The previous prime is 28954829023. The next prime is 28954829077. The reversal of 28954829027 is 72092845982.

It is a happy number.

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 28954829027 - 22 = 28954829023 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28954829023) 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, 539198 + ... + 590460.

It is an arithmetic number, because the mean of its divisors is an integer number (3630900960).

Almost surely, 228954829027 is an apocalyptic number.

28954829027 is a deficient number, since it is larger than the sum of its proper divisors (92378653).

28954829027 is a wasteful number, since it uses less digits than its factorization.

28954829027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53053.

The product of its (nonzero) digits is 5806080, while the sum is 56.

The spelling of 28954829027 in words is "twenty-eight billion, nine hundred fifty-four million, eight hundred twenty-nine thousand, twenty-seven".

Divisors: 1 409 1381 51263 564829 20966567 70794203 28954829027