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51625055116 = 221719478231033
BaseRepresentation
bin110000000101000101…
…111101001110001100
311221020211122112011101
4300011011331032030
51321212003230431
635414412032444
73505213504525
oct600505751614
9157224575141
1051625055116
111a991aa8008
12a009162724
134b39638abb
1426da4a784c
151522392961
hexc0517d38c

51625055116 has 96 divisors (see below), whose sum is σ = 103059855360. Its totient is φ = 22476662784.

The previous prime is 51625055093. The next prime is 51625055143. The reversal of 51625055116 is 61155052615.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49975336 + ... + 49976368.

It is an arithmetic number, because the mean of its divisors is an integer number (1073540160).

Almost surely, 251625055116 is an apocalyptic number.

It is an amenable number.

51625055116 is a deficient number, since it is larger than the sum of its proper divisors (51434800244).

51625055116 is a wasteful number, since it uses less digits than its factorization.

51625055116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1943 (or 1941 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 37.

The spelling of 51625055116 in words is "fifty-one billion, six hundred twenty-five million, fifty-five thousand, one hundred sixteen".

Divisors: 1 2 4 17 19 34 38 47 68 76 94 188 323 646 799 823 893 1033 1292 1598 1646 1786 2066 3196 3292 3572 4132 13991 15181 15637 17561 19627 27982 30362 31274 35122 38681 39254 48551 55964 60724 62548 70244 77362 78508 97102 154724 194204 265829 333659 531658 657577 667318 734939 825367 850159 922469 1063316 1315154 1334636 1469878 1650734 1700318 1844938 2630308 2939756 3301468 3400636 3689876 12493963 14452703 15681973 16153021 24987926 28905406 31363946 32306042 39957473 49975852 57810812 62727892 64612084 79914946 159829892 274601357 549202714 679277041 759191987 1098405428 1358554082 1518383974 2717108164 3036767948 12906263779 25812527558 51625055116