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61116105060 = 223253110952707
BaseRepresentation
bin111000111010110011…
…011100000101100100
312211202021201211001200
4320322303130011210
52000131210330220
644024254122500
74262341215213
oct707263340544
9184667654050
1061116105060
1123a124a233a
12ba177b0430
1359bca5949a
142d5abc507a
1518ca71a890
hexe3acdc164

61116105060 has 72 divisors (see below), whose sum is σ = 191365714176. Its totient is φ = 15771896640.

The previous prime is 61116105049. The next prime is 61116105079. The reversal of 61116105060 is 6050161116.

61116105060 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5470774 + ... + 5481933.

Almost surely, 261116105060 is an apocalyptic number.

61116105060 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

61116105060 is an abundant number, since it is smaller than the sum of its proper divisors (130249609116).

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

61116105060 is a wasteful number, since it uses less digits than its factorization.

61116105060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10952753 (or 10952748 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

Adding to 61116105060 its reverse (6050161116), we get a palindrome (67166266176).

It can be divided in two parts, 61116 and 105060, that added together give a triangular number (166176 = T576).

The spelling of 61116105060 in words is "sixty-one billion, one hundred sixteen million, one hundred five thousand, sixty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 31 36 45 60 62 90 93 124 155 180 186 279 310 372 465 558 620 930 1116 1395 1860 2790 5580 10952707 21905414 32858121 43810828 54763535 65716242 98574363 109527070 131432484 164290605 197148726 219054140 328581210 339533917 394297452 492871815 657162420 679067834 985743630 1018601751 1358135668 1697669585 1971487260 2037203502 3055805253 3395339170 4074407004 5093008755 6111610506 6790678340 10186017510 12223221012 15279026265 20372035020 30558052530 61116105060