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48268028820 = 223511151484327
BaseRepresentation
bin101100111100111111…
…111010101110010100
311121120212210220211010
4230330333322232110
51242323103410240
634101331212220
73326061322044
oct547477725624
9147525726733
1048268028820
111951a053510
129430a47070
134722cab1cb
14249c6c5724
1513c77c8280
hexb3cffab94

48268028820 has 96 divisors (see below), whose sum is σ = 148413597696. Its totient is φ = 11623824000.

The previous prime is 48268028807. The next prime is 48268028899. The reversal of 48268028820 is 2882086284.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 48268028820.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 142504 + ... + 341823.

It is an arithmetic number, because the mean of its divisors is an integer number (1545974976).

Almost surely, 248268028820 is an apocalyptic number.

It is an amenable number.

48268028820 is an abundant number, since it is smaller than the sum of its proper divisors (100145568876).

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

48268028820 is a wasteful number, since it uses less digits than its factorization.

48268028820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484501 (or 484499 counting only the distinct ones).

The product of its (nonzero) digits is 786432, while the sum is 48.

The spelling of 48268028820 in words is "forty-eight billion, two hundred sixty-eight million, twenty-eight thousand, eight hundred twenty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 132 151 165 220 302 330 453 604 660 755 906 1510 1661 1812 2265 3020 3322 4530 4983 6644 8305 9060 9966 16610 19932 24915 33220 49830 99660 484327 968654 1452981 1937308 2421635 2905962 4843270 5327597 5811924 7264905 9686540 10655194 14529810 15982791 21310388 26637985 29059620 31965582 53275970 63931164 73133377 79913955 106551940 146266754 159827910 219400131 292533508 319655820 365666885 438800262 731333770 804467147 877600524 1097000655 1462667540 1608934294 2194001310 2413401441 3217868588 4022335735 4388002620 4826802882 8044671470 9653605764 12067007205 16089342940 24134014410 48268028820