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3287997703 = 16749140099
BaseRepresentation
bin1100001111111010…
…1101110100000111
322111010221120220201
43003332231310013
523213211411303
61302133111331
7144323343064
oct30376556407
98433846821
103287997703
111437a97381
12779188547
1340526c293
14232973c6b
151439d181d
hexc3fadd07

3287997703 has 8 divisors (see below), whose sum is σ = 3314505600. Its totient is φ = 3261571320.

The previous prime is 3287997697. The next prime is 3287997721. The reversal of 3287997703 is 3077997823.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3287997703 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 (3287997793) 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 7 ways as a sum of consecutive naturals, for example, 61948 + ... + 102046.

It is an arithmetic number, because the mean of its divisors is an integer number (414313200).

Almost surely, 23287997703 is an apocalyptic number.

3287997703 is a deficient number, since it is larger than the sum of its proper divisors (26507897).

3287997703 is a wasteful number, since it uses less digits than its factorization.

3287997703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40757.

The product of its (nonzero) digits is 4000752, while the sum is 55.

The square root of 3287997703 is about 57341.0647180535. The cubic root of 3287997703 is about 1486.9984020502.

The spelling of 3287997703 in words is "three billion, two hundred eighty-seven million, nine hundred ninety-seven thousand, seven hundred three".

Divisors: 1 167 491 40099 81997 6696533 19688609 3287997703