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662103083 = 5312492511
BaseRepresentation
bin100111011101101…
…110010000101011
31201010212022200102
4213131232100223
52323444244313
6145411100015
722256532455
oct4735562053
91633768612
10662103083
1130a815934
121658a160b
13a7230b95
1463d112d5
153d1d8a58
hex2776e42b

662103083 has 4 divisors (see below), whose sum is σ = 674595648. Its totient is φ = 649610520.

The previous prime is 662103077. The next prime is 662103119. The reversal of 662103083 is 380301266.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 380301266 = 2190150633.

It is a cyclic number.

It is not a de Polignac number, because 662103083 - 226 = 594994219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (662103023) 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, 6246203 + ... + 6246308.

It is an arithmetic number, because the mean of its divisors is an integer number (168648912).

Almost surely, 2662103083 is an apocalyptic number.

662103083 is a deficient number, since it is larger than the sum of its proper divisors (12492565).

662103083 is a wasteful number, since it uses less digits than its factorization.

662103083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12492564.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 662103083 is about 25731.3637998455. The cubic root of 662103083 is about 871.5825702281.

The spelling of 662103083 in words is "six hundred sixty-two million, one hundred three thousand, eighty-three".

Divisors: 1 53 12492511 662103083