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29302530800 = 245273256327
BaseRepresentation
bin11011010010100100…
…010010001011110000
32210122010212210111112
4123102210102023300
5440002421441200
621243354532452
72055100254644
oct332244221360
983563783445
1029302530800
1111477573104
125819437128
1329bca3092a
1415bd96cc24
15b677a6535
hex6d29122f0

29302530800 has 30 divisors (see below), whose sum is σ = 70399331208. Its totient is φ = 11721012160.

The previous prime is 29302530787. The next prime is 29302530809. The reversal of 29302530800 is 803520392.

It is a super-2 number, since 2×293025308002 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29302530809) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36627764 + ... + 36628563.

Almost surely, 229302530800 is an apocalyptic number.

29302530800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29302530800 is an abundant number, since it is smaller than the sum of its proper divisors (41096800408).

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

29302530800 is a wasteful number, since it uses less digits than its factorization.

29302530800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73256345 (or 73256334 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The spelling of 29302530800 in words is "twenty-nine billion, three hundred two million, five hundred thirty thousand, eight hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 73256327 146512654 293025308 366281635 586050616 732563270 1172101232 1465126540 1831408175 2930253080 3662816350 5860506160 7325632700 14651265400 29302530800