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29109606212 = 227992119007
BaseRepresentation
bin11011000111000100…
…010101011101000100
32210010200212012201102
4123013010111131010
5434104024344322
621212303515232
72050235366411
oct330704253504
983120765642
1029109606212
1111388682aa5
1257848b8b18
13298ba82c7b
1415a20ad108
15b55898792
hex6c7115744

29109606212 has 12 divisors (see below), whose sum is σ = 51586644480. Its totient is φ = 14370564936.

The previous prime is 29109606193. The next prime is 29109606289. The reversal of 29109606212 is 21260690192.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46059188 + ... + 46059819.

It is an arithmetic number, because the mean of its divisors is an integer number (4298887040).

Almost surely, 229109606212 is an apocalyptic number.

It is an amenable number.

29109606212 is a deficient number, since it is larger than the sum of its proper divisors (22477038268).

29109606212 is a wasteful number, since it uses less digits than its factorization.

29109606212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92119090 (or 92119088 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 38.

The spelling of 29109606212 in words is "twenty-nine billion, one hundred nine million, six hundred six thousand, two hundred twelve".

Divisors: 1 2 4 79 158 316 92119007 184238014 368476028 7277401553 14554803106 29109606212