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52901779512 = 233137199233347
BaseRepresentation
bin110001010001001100…
…010001100000111000
312001112211000211210010
4301101030101200320
51331320323421022
640145220421520
73551645464221
oct612114214070
9161484024703
1052901779512
1120487747a3a
12a3048478a0
134cb0cb471a
1427bbc8a248
1515994d650c
hexc51311838

52901779512 has 128 divisors (see below), whose sum is σ = 134851392000. Its totient is φ = 17292515328.

The previous prime is 52901779501. The next prime is 52901779537. The reversal of 52901779512 is 21597710925.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 152454523 + ... + 152454869.

It is an arithmetic number, because the mean of its divisors is an integer number (1053526500).

Almost surely, 252901779512 is an apocalyptic number.

It is an amenable number.

52901779512 is an abundant number, since it is smaller than the sum of its proper divisors (81949612488).

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

52901779512 is a wasteful number, since it uses less digits than its factorization.

52901779512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925 (or 921 counting only the distinct ones).

The product of its (nonzero) digits is 396900, while the sum is 48.

The spelling of 52901779512 in words is "fifty-two billion, nine hundred one million, seven hundred seventy-nine thousand, five hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 137 199 233 274 347 398 411 466 548 597 694 699 796 822 932 1041 1096 1194 1388 1398 1592 1644 1864 2082 2388 2776 2796 3288 4164 4776 5592 8328 27263 31921 46367 47539 54526 63842 69053 80851 81789 92734 95078 95763 109052 127684 138106 139101 142617 161702 163578 185468 190156 191526 207159 218104 242553 255368 276212 278202 285234 323404 327156 370936 380312 383052 414318 485106 552424 556404 570468 646808 654312 766104 828636 970212 1112808 1140936 1657272 1940424 6352279 9460261 11076587 12704558 16089349 18920522 19056837 22153174 25409116 28380783 32178698 33229761 37841044 38113674 44306348 48268047 50818232 56761566 64357396 66459522 75682088 76227348 88612696 96536094 113523132 128714792 132919044 152454696 193072188 227046264 265838088 386144376 2204240813 4408481626 6612722439 8816963252 13225444878 17633926504 26450889756 52901779512