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48811967685 = 3551324112823
BaseRepresentation
bin101101011101011010…
…111000010011000101
311122222210022212200000
4231131122320103011
51244431330431220
634231321511513
73345414610455
oct553532702305
9148883285600
1048811967685
11197790a0868
129563042599
1347ab8a8920
142510a37d65
15140a420390
hexb5d6b84c5

48811967685 has 96 divisors (see below), whose sum is σ = 94889803008. Its totient is φ = 23928929280.

The previous prime is 48811967683. The next prime is 48811967731. The reversal of 48811967685 is 58676911884.

48811967685 is a `hidden beast` number, since 488 + 1 + 1 + 9 + 6 + 76 + 85 = 666.

It is not a de Polignac number, because 48811967685 - 21 = 48811967683 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48811967683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3800184 + ... + 3813006.

It is an arithmetic number, because the mean of its divisors is an integer number (988435448).

Almost surely, 248811967685 is an apocalyptic number.

48811967685 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

48811967685 is a deficient number, since it is larger than the sum of its proper divisors (46077835323).

48811967685 is a wasteful number, since it uses less digits than its factorization.

48811967685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13097 (or 13085 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 63.

The spelling of 48811967685 in words is "forty-eight billion, eight hundred eleven million, nine hundred sixty-seven thousand, six hundred eighty-five".

Divisors: 1 3 5 9 13 15 27 39 45 65 81 117 135 195 241 243 351 405 585 723 1053 1205 1215 1755 2169 3133 3159 3615 5265 6507 9399 10845 12823 15665 15795 19521 28197 32535 38469 46995 58563 64115 84591 97605 115407 140985 166699 192345 253773 292815 346221 422955 500097 577035 761319 833495 1038663 1268865 1500291 1731105 2500485 3090343 3115989 3806595 4500873 5193315 7501455 9271029 13502619 15451715 15579945 22504365 27813087 40174459 40507857 46355145 67513095 83439261 120523377 139065435 200872295 202539285 250317783 361570131 417196305 602616885 750953349 1084710393 1251588915 1807850655 3254131179 3754766745 5423551965 9762393537 16270655895 48811967685