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51011010060 = 22356198811559
BaseRepresentation
bin101111100000011111…
…100011111000001100
311212200001012210200220
4233200133203320030
51313432304310220
635233434551340
73454046300643
oct574037437014
9155601183626
1051011010060
111a6a742695a
129a77598550
134a6c36342a
14267cb0635a
1514d84ed540
hexbe07e3e0c

51011010060 has 96 divisors (see below), whose sum is σ = 143315827200. Its totient is φ = 13556843520.

The previous prime is 51011010031. The next prime is 51011010073. The reversal of 51011010060 is 6001011015.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 32719561 + ... + 32721119.

It is an arithmetic number, because the mean of its divisors is an integer number (1492873200).

Almost surely, 251011010060 is an apocalyptic number.

It is an amenable number.

51011010060 is an abundant number, since it is smaller than the sum of its proper divisors (92304817140).

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

51011010060 is a wasteful number, since it uses less digits than its factorization.

51011010060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3071 (or 3069 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 15.

Adding to 51011010060 its reverse (6001011015), we get a palindrome (57012021075).

The spelling of 51011010060 in words is "fifty-one billion, eleven million, ten thousand, sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 619 881 1238 1559 1762 1857 2476 2643 3095 3118 3524 3714 4405 4677 5286 6190 6236 7428 7795 8810 9285 9354 10572 12380 13215 15590 17620 18570 18708 23385 26430 31180 37140 46770 52860 93540 545339 965021 1090678 1373479 1636017 1930042 2181356 2726695 2746958 2895063 3272034 3860084 4120437 4825105 5453390 5493916 5790126 6544068 6867395 8180085 8240874 9650210 10906780 11580252 13734790 14475315 16360170 16481748 19300420 20602185 27469580 28950630 32720340 41204370 57901260 82408740 850183501 1700367002 2550550503 3400734004 4250917505 5101101006 8501835010 10202202012 12752752515 17003670020 25505505030 51011010060