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29103292160 = 285534211019
BaseRepresentation
bin11011000110101100…
…001111111100000000
32210010020222102110122
4123012230033330000
5434100420322120
621211520315412
72050130621165
oct330654177400
983106872418
1029103292160
1111385060178
125782772b68
13298a682047
1415a130806c
15b5504ca25
hex6c6b0ff00

29103292160 has 144 divisors (see below), whose sum is σ = 71265368160. Its totient is φ = 11383357440.

The previous prime is 29103292159. The next prime is 29103292177. The reversal of 29103292160 is 6129230192.

It is a super-2 number, since 2×291032921602 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 29103292160.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28560131 + ... + 28561149.

It is an arithmetic number, because the mean of its divisors is an integer number (494898390).

Almost surely, 229103292160 is an apocalyptic number.

29103292160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29103292160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35632684080).

29103292160 is an abundant number, since it is smaller than the sum of its proper divisors (42162076000).

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

29103292160 is a wasteful number, since it uses less digits than its factorization.

29103292160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1514 (or 1500 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 35.

The spelling of 29103292160 in words is "twenty-nine billion, one hundred three million, two hundred ninety-two thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 53 64 80 106 128 160 212 256 265 320 421 424 530 640 842 848 1019 1060 1280 1684 1696 2038 2105 2120 3368 3392 4076 4210 4240 5095 6736 6784 8152 8420 8480 10190 13472 13568 16304 16840 16960 20380 22313 26944 32608 33680 33920 40760 44626 53888 54007 65216 67360 67840 81520 89252 107776 108014 111565 130432 134720 163040 178504 216028 223130 260864 269440 270035 326080 357008 428999 432056 446260 538880 540070 652160 714016 857998 864112 892520 1080140 1304320 1428032 1715996 1728224 1785040 2144995 2160280 2856064 3431992 3456448 3570080 4289990 4320560 5712128 6863984 6912896 7140160 8579980 8641120 13727968 13825792 14280320 17159960 17282240 22736947 27455936 28560640 34319920 34564480 45473894 54911872 68639840 69128960 90947788 109823744 113684735 137279680 181895576 227369470 274559360 363791152 454738940 549118720 727582304 909477880 1455164608 1818955760 2910329216 3637911520 5820658432 7275823040 14551646080 29103292160