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29200514287 = 7217191844981
BaseRepresentation
bin11011001100011111…
…000111110011101111
32210101000220211011011
4123030133013303233
5434300312424122
621225312210051
72052421163500
oct331437076357
983330824134
1029200514287
1111424a2463a
1257ab239927
1329a4862329
1415b01b4ba7
15b5d854377
hex6cc7c7cef

29200514287 has 24 divisors (see below), whose sum is σ = 37859030640. Its totient is φ = 22316878080.

The previous prime is 29200514281. The next prime is 29200514339. The reversal of 29200514287 is 78241500292.

It is not a de Polignac number, because 29200514287 - 227 = 29066296559 is a prime.

It is a super-2 number, since 2×292005142872 (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 (29200514281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 906664 + ... + 938317.

It is an arithmetic number, because the mean of its divisors is an integer number (1577459610).

Almost surely, 229200514287 is an apocalyptic number.

29200514287 is a deficient number, since it is larger than the sum of its proper divisors (8658516353).

29200514287 is a wasteful number, since it uses less digits than its factorization.

29200514287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1845031 (or 1845024 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 40.

The spelling of 29200514287 in words is "twenty-nine billion, two hundred million, five hundred fourteen thousand, two hundred eighty-seven".

Divisors: 1 7 17 19 49 119 133 323 833 931 2261 15827 1844981 12914867 31364677 35054639 90404069 219552739 245382473 595928863 1536869173 1717677311 4171502041 29200514287