98013 has 8 divisors (see below), whose sum is σ = 134368. Its totient is φ = 63504.
The previous prime is 98011. The next prime is 98017. The reversal of 98013 is 31089.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 98013 - 21 = 98011 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 (98011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 331 + ... + 552.
It is an arithmetic number, because the mean of its divisors is an integer number (16796).
298013 is an apocalyptic number.
It is an amenable number.
98013 is a deficient number, since it is larger than the sum of its proper divisors (36355).
98013 is a wasteful number, since it uses less digits than its factorization.
98013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 923.
The product of its (nonzero) digits is 216, while the sum is 21.
The square root of 98013 is about 313.0702796498. The cubic root of 98013 is about 46.1064014587.
It can be divided in two parts, 9801 and 3, that multiplied together give a triangular number (29403 = T242).
The spelling of 98013 in words is "ninety-eight thousand, thirteen".
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