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61055601105 = 354070373407
BaseRepresentation
bin111000110111001100…
…101000100111010001
312211121001212220020110
4320313030220213101
52000020213213410
644014253231533
74261005021642
oct706714504721
9184531786213
1061055601105
1123991327874
12b9bb4925a9
1359b0364025
142d52b556c9
1518c5268720
hexe373289d1

61055601105 has 8 divisors (see below), whose sum is σ = 97688961792. Its totient is φ = 32562987248.

The previous prime is 61055600999. The next prime is 61055601107. The reversal of 61055601105 is 50110655016.

61055601105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 61055601105 - 211 = 61055599057 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (61055601107) 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, 2035186689 + ... + 2035186718.

It is an arithmetic number, because the mean of its divisors is an integer number (12211120224).

Almost surely, 261055601105 is an apocalyptic number.

It is an amenable number.

61055601105 is a deficient number, since it is larger than the sum of its proper divisors (36633360687).

61055601105 is a wasteful number, since it uses less digits than its factorization.

61055601105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4070373415.

The product of its (nonzero) digits is 4500, while the sum is 30.

The spelling of 61055601105 in words is "sixty-one billion, fifty-five million, six hundred one thousand, one hundred five".

Divisors: 1 3 5 15 4070373407 12211120221 20351867035 61055601105