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45280714205 = 511380142857
BaseRepresentation
bin101010001010111100…
…001101110111011101
311022212200122121120002
4222022330031313131
51220213330323310
632445054504045
73162045502016
oct521274156735
9138780577502
1045280714205
1118226867861
128938505025
13436811891c
142297a6200d
1512a03dcda5
hexa8af0dddd

45280714205 has 8 divisors (see below), whose sum is σ = 54817714872. Its totient is φ = 35903999488.

The previous prime is 45280714187. The next prime is 45280714211. The reversal of 45280714205 is 50241708254.

It can be written as a sum of positive squares in 4 ways, for example, as 3351599449 + 41929114756 = 57893^2 + 204766^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-45280714205 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40070864 + ... + 40071993.

It is an arithmetic number, because the mean of its divisors is an integer number (6852214359).

Almost surely, 245280714205 is an apocalyptic number.

It is an amenable number.

45280714205 is a deficient number, since it is larger than the sum of its proper divisors (9537000667).

45280714205 is a wasteful number, since it uses less digits than its factorization.

45280714205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80142975.

The product of its (nonzero) digits is 89600, while the sum is 38.

The spelling of 45280714205 in words is "forty-five billion, two hundred eighty million, seven hundred fourteen thousand, two hundred five".

Divisors: 1 5 113 565 80142857 400714285 9056142841 45280714205