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29489080212 = 2233318807969
BaseRepresentation
bin11011011101101011…
…111010011110010100
32211010010220111012000
4123131223322132110
5440343201031322
621314101155300
72062524021534
oct333553723624
984103814160
1029489080212
11115628a9479
12586b9bbb30
132a1c5888b7
1415da64d4c4
15b78d553ac
hex6ddafa794

29489080212 has 48 divisors (see below), whose sum is σ = 78919411200. Its totient is φ = 9512605440.

The previous prime is 29489080211. The next prime is 29489080217. The reversal of 29489080212 is 21208098492.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29489080211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4400637 + ... + 4407332.

It is an arithmetic number, because the mean of its divisors is an integer number (1644154400).

Almost surely, 229489080212 is an apocalyptic number.

It is an amenable number.

29489080212 is an abundant number, since it is smaller than the sum of its proper divisors (49430330988).

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

29489080212 is a wasteful number, since it uses less digits than its factorization.

29489080212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8808013 (or 8808005 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 45.

The spelling of 29489080212 in words is "twenty-nine billion, four hundred eighty-nine million, eighty thousand, two hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 27 31 36 54 62 93 108 124 186 279 372 558 837 1116 1674 3348 8807969 17615938 26423907 35231876 52847814 79271721 105695628 158543442 237815163 273047039 317086884 475630326 546094078 819141117 951260652 1092188156 1638282234 2457423351 3276564468 4914846702 7372270053 9829693404 14744540106 29489080212