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98444143 = 714063449
BaseRepresentation
bin1011101111000…
…10001101101111
320212020110222101
411313202031233
5200200203033
613433555531
72303522110
oct567421557
9225213871
1098444143
11506295a6
1228b75ba7
131751a595
14d108207
15899897d
hex5de236f

98444143 has 4 divisors (see below), whose sum is σ = 112507600. Its totient is φ = 84380688.

The previous prime is 98444141. The next prime is 98444167. The reversal of 98444143 is 34144489.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 98444143 - 21 = 98444141 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 (98444141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7031718 + ... + 7031731.

It is an arithmetic number, because the mean of its divisors is an integer number (28126900).

Almost surely, 298444143 is an apocalyptic number.

98444143 is a deficient number, since it is larger than the sum of its proper divisors (14063457).

98444143 is a wasteful number, since it uses less digits than its factorization.

98444143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14063456.

The product of its digits is 55296, while the sum is 37.

The square root of 98444143 is about 9921.9021865769. The cubic root of 98444143 is about 461.7390738796.

The spelling of 98444143 in words is "ninety-eight million, four hundred forty-four thousand, one hundred forty-three".

Divisors: 1 7 14063449 98444143