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79608684372 = 223721071399103
BaseRepresentation
bin100101000100100001…
…1000001111101010100
321121111001210011212120
41022021003001331110
52301014310344442
6100323254215540
75515530436500
oct1121103017524
9247431704776
1079608684372
1130842032938
12135189545b0
1376790442c9
143bd2bd5300
15210de734ec
hex12890c1f54

79608684372 has 144 divisors (see below), whose sum is σ = 219693358080. Its totient is φ = 22368201408.

The previous prime is 79608684367. The next prime is 79608684401. The reversal of 79608684372 is 27348680697.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8740773 + ... + 8749875.

It is an arithmetic number, because the mean of its divisors is an integer number (1525648320).

Almost surely, 279608684372 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79608684372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109846679040).

79608684372 is an abundant number, since it is smaller than the sum of its proper divisors (140084673708).

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

79608684372 is a wasteful number, since it uses less digits than its factorization.

79608684372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9370 (or 9361 counting only the distinct ones).

The product of its (nonzero) digits is 24385536, while the sum is 60.

The spelling of 79608684372 in words is "seventy-nine billion, six hundred eight million, six hundred eighty-four thousand, three hundred seventy-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 49 84 98 107 139 147 196 214 278 294 321 417 428 556 588 642 749 834 973 1284 1498 1668 1946 2247 2919 2996 3892 4494 5243 5838 6811 8988 9103 10486 11676 13622 14873 15729 18206 20433 20972 27244 27309 29746 31458 36412 40866 44619 54618 59492 62916 63721 81732 89238 104111 109236 127442 178476 191163 208222 254884 312333 382326 416444 446047 624666 728777 764652 892094 974021 1249332 1265317 1338141 1457554 1784188 1948042 2186331 2530634 2676282 2915108 2922063 3795951 3896084 4372662 5061268 5352564 5844126 6818147 7591902 8745324 8857219 11688252 13636294 15183804 17714438 20454441 26571657 27272588 35428876 40908882 47727029 53143314 62000533 81817764 95454058 106286628 124001066 135388919 143181087 186001599 190908116 248002132 270777838 286362174 372003198 406166757 541555676 572724348 744006396 812333514 947722433 1624667028 1895444866 2843167299 3790889732 5686334598 6634057031 11372669196 13268114062 19902171093 26536228124 39804342186 79608684372