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61060556061 = 32596710116993
BaseRepresentation
bin111000110111011111…
…100010010100011101
312211121102012122011100
4320313133202110131
52000023000243221
644014551343313
74261065106611
oct706737422435
9184542178140
1061060556061
112399410157a
12ba01081b39
1359b13aa45b
142d53685341
1518c58e6926
hexe377e251d

61060556061 has 48 divisors (see below), whose sum is σ = 91938899520. Its totient is φ = 39027225600.

The previous prime is 61060556041. The next prime is 61060556071. The reversal of 61060556061 is 16065506016.

It is not a de Polignac number, because 61060556061 - 217 = 61060424989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61060556041) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3584781 + ... + 3601773.

It is an arithmetic number, because the mean of its divisors is an integer number (1915393740).

Almost surely, 261060556061 is an apocalyptic number.

It is an amenable number.

61060556061 is a deficient number, since it is larger than the sum of its proper divisors (30878343459).

61060556061 is a wasteful number, since it uses less digits than its factorization.

61060556061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17226 (or 17223 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

It can be divided in two parts, 6106055 and 6061, that added together give a palindrome (6112116).

The spelling of 61060556061 in words is "sixty-one billion, sixty million, five hundred fifty-six thousand, sixty-one".

Divisors: 1 3 9 59 67 101 177 201 303 531 603 909 3953 5959 6767 11859 16993 17877 20301 35577 50979 53631 60903 152937 399253 1002587 1138531 1197759 1716293 3007761 3415593 3593277 5148879 9023283 10246779 15446637 67173329 101261287 114991631 201519987 303783861 344974893 604559961 911351583 1034924679 6784506229 20353518687 61060556061