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13050750087 = 321450083343
BaseRepresentation
bin11000010011110001…
…01010010010000111
31020200112021210111100
430021320222102013
5203211443000322
65555002511143
7641260355034
oct141170522207
936615253440
1013050750087
115597898781
1226428054b3
1312cca6063b
148bb3ba38b
15515b28dac
hex309e2a487

13050750087 has 6 divisors (see below), whose sum is σ = 18851083472. Its totient is φ = 8700500052.

The previous prime is 13050750073. The next prime is 13050750107. The reversal of 13050750087 is 78005705031.

It is not a de Polignac number, because 13050750087 - 24 = 13050750071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13050750187) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 725041663 + ... + 725041680.

Almost surely, 213050750087 is an apocalyptic number.

13050750087 is a deficient number, since it is larger than the sum of its proper divisors (5800333385).

13050750087 is a wasteful number, since it uses less digits than its factorization.

13050750087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1450083349 (or 1450083346 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 36.

The spelling of 13050750087 in words is "thirteen billion, fifty million, seven hundred fifty thousand, eighty-seven".

Divisors: 1 3 9 1450083343 4350250029 13050750087