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12710307055 = 531471744723
BaseRepresentation
bin10111101011001011…
…11110010011101111
31012210210200111110011
423311211332103233
5202012314311210
65501121554051
7626654553535
oct136545762357
935723614404
1012710307055
1154327008a6
1225687a5927
131277372464
148880ba155
154e5ccbd8a
hex2f597e4ef

12710307055 has 16 divisors (see below), whose sum is σ = 16079376384. Its totient is φ = 9630865440.

The previous prime is 12710307053. The next prime is 12710307061. The reversal of 12710307055 is 55070301721.

It is not a de Polignac number, because 12710307055 - 21 = 12710307053 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12710307053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 865077 + ... + 879646.

It is an arithmetic number, because the mean of its divisors is an integer number (1004961024).

Almost surely, 212710307055 is an apocalyptic number.

12710307055 is a deficient number, since it is larger than the sum of its proper divisors (3369069329).

12710307055 is a wasteful number, since it uses less digits than its factorization.

12710307055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1744806.

The product of its (nonzero) digits is 7350, while the sum is 31.

Adding to 12710307055 its reverse (55070301721), we get a palindrome (67780608776).

The spelling of 12710307055 in words is "twelve billion, seven hundred ten million, three hundred seven thousand, fifty-five".

Divisors: 1 5 31 47 155 235 1457 7285 1744723 8723615 54086413 82001981 270432065 410009905 2542061411 12710307055