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5180345085 = 3523116312911
BaseRepresentation
bin1001101001100010…
…11100101011111101
3111101000201210111210
410310301130223331
541102132020320
62214012435033
7242242130616
oct46461345375
914330653453
105180345085
112219195a33
121006a78a79
13647323866
14372008c0d
15204bcc0e0
hex134c5cafd

5180345085 has 32 divisors (see below), whose sum is σ = 8657031168. Its totient is φ = 2640249920.

The previous prime is 5180345083. The next prime is 5180345087. The reversal of 5180345085 is 5805430815.

It is an interprime number because it is at equal distance from previous prime (5180345083) and next prime (5180345087).

It is not a de Polignac number, because 5180345085 - 21 = 5180345083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5180345083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 394780 + ... + 407690.

It is an arithmetic number, because the mean of its divisors is an integer number (270532224).

Almost surely, 25180345085 is an apocalyptic number.

It is an amenable number.

5180345085 is a deficient number, since it is larger than the sum of its proper divisors (3476686083).

5180345085 is a wasteful number, since it uses less digits than its factorization.

5180345085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14105.

The product of its (nonzero) digits is 96000, while the sum is 39.

The square root of 5180345085 is about 71974.6141705532. The cubic root of 5180345085 is about 1730.2926526640.

The spelling of 5180345085 in words is "five billion, one hundred eighty million, three hundred forty-five thousand, eighty-five".

Divisors: 1 3 5 15 23 69 115 345 1163 3489 5815 12911 17445 26749 38733 64555 80247 133745 193665 296953 401235 890859 1484765 4454295 15015493 45046479 75077465 225232395 345356339 1036069017 1726781695 5180345085