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29030502100 = 22521688917189
BaseRepresentation
bin11011000010010110…
…100100111011010100
32202221012000022021111
4123002112210323110
5433423302031400
621200400224404
72045255124235
oct330226447324
982835008244
1029030502100
1111347a639a6
12576230b104
1329785775c2
14159579b08c
15b4d9703ba
hex6c25a4ed4

29030502100 has 36 divisors (see below), whose sum is σ = 63003584700. Its totient is φ = 11610837760.

The previous prime is 29030502091. The next prime is 29030502101. The reversal of 29030502100 is 120503092.

It can be written as a sum of positive squares in 6 ways, for example, as 923308996 + 28107193104 = 30386^2 + 167652^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29030502101) 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, 1680306 + ... + 1697494.

It is an arithmetic number, because the mean of its divisors is an integer number (1750099575).

Almost surely, 229030502100 is an apocalyptic number.

29030502100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29030502100 is an abundant number, since it is smaller than the sum of its proper divisors (33973082600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29030502100 is a wasteful number, since it uses less digits than its factorization.

29030502100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34092 (or 34085 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The spelling of 29030502100 in words is "twenty-nine billion, thirty million, five hundred two thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 16889 17189 33778 34378 67556 68756 84445 85945 168890 171890 337780 343780 422225 429725 844450 859450 1688900 1718900 290305021 580610042 1161220084 1451525105 2903050210 5806100420 7257625525 14515251050 29030502100