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29005179164 = 221319722312697
BaseRepresentation
bin11011000000110101…
…111110100100011100
32202212102100202201222
4123000311332210130
5433400311213124
621154053352512
72044526645363
oct330065764434
982772322658
1029005179164
1111334738455
125755938738
13297324c410
1415922887da
15b4b61c25e
hex6c0d7e91c

29005179164 has 48 divisors (see below), whose sum is σ = 55191806208. Its totient is φ = 13258280448.

The previous prime is 29005179127. The next prime is 29005179263. The reversal of 29005179164 is 46197150092.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2278064 + ... + 2290760.

It is an arithmetic number, because the mean of its divisors is an integer number (1149829296).

Almost surely, 229005179164 is an apocalyptic number.

It is an amenable number.

29005179164 is a deficient number, since it is larger than the sum of its proper divisors (26186627044).

29005179164 is a wasteful number, since it uses less digits than its factorization.

29005179164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13134 (or 13132 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 44.

The spelling of 29005179164 in words is "twenty-nine billion, five million, one hundred seventy-nine thousand, one hundred sixty-four".

Divisors: 1 2 4 13 26 52 197 223 394 446 788 892 2561 2899 5122 5798 10244 11596 12697 25394 43931 50788 87862 165061 175724 330122 571103 660244 1142206 2284412 2501309 2831431 5002618 5662862 10005236 11325724 32517017 36808603 65034034 73617206 130068068 147234412 557791907 1115583814 2231167628 7251294791 14502589582 29005179164