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61060105011 = 3171197256961
BaseRepresentation
bin111000110111011101…
…110100001100110011
312211121101100201102210
4320313131310030303
52000022341330021
644014533543203
74261061220603
oct706735641463
9184541321383
1061060105011
1123993923704
12ba00aa4b03
1359b1280069
142d535a8c03
1518c5857e76
hexe37774333

61060105011 has 8 divisors (see below), whose sum is σ = 86202501264. Its totient is φ = 38312222720.

The previous prime is 61060104997. The next prime is 61060105061. The reversal of 61060105011 is 11050106016.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 61060105011 - 210 = 61060103987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61060105061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 598628430 + ... + 598628531.

It is an arithmetic number, because the mean of its divisors is an integer number (10775312658).

Almost surely, 261060105011 is an apocalyptic number.

61060105011 is a deficient number, since it is larger than the sum of its proper divisors (25142396253).

61060105011 is a wasteful number, since it uses less digits than its factorization.

61060105011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1197256981.

The product of its (nonzero) digits is 180, while the sum is 21.

The spelling of 61060105011 in words is "sixty-one billion, sixty million, one hundred five thousand, eleven".

Divisors: 1 3 17 51 1197256961 3591770883 20353368337 61060105011