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3203213123 = 11291799829
BaseRepresentation
bin1011111011101101…
…0010011101000011
322021020102002100002
42332323102131003
523030010304443
61245503550215
7142243601525
oct27673223503
98236362302
103203213123
1113a4148480
127548bb36b
133c08251a6
142255c3a15
1513b3352b8
hexbeed2743

3203213123 has 8 divisors (see below), whose sum is σ = 3495647280. Its totient is φ = 2910984480.

The previous prime is 3203213113. The next prime is 3203213131. The reversal of 3203213123 is 3213123023.

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

It is a cyclic number.

It is not a de Polignac number, because 3203213123 - 210 = 3203212099 is a prime.

It is a super-2 number, since 2×32032131232 = 20521148622718826258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3203213095 and 3203213104.

It is not an unprimeable number, because it can be changed into a prime (3203213113) 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, 17828 + ... + 82001.

It is an arithmetic number, because the mean of its divisors is an integer number (436955910).

Almost surely, 23203213123 is an apocalyptic number.

3203213123 is a deficient number, since it is larger than the sum of its proper divisors (292434157).

3203213123 is a wasteful number, since it uses less digits than its factorization.

3203213123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102757.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 3203213123 is about 56596.9356325941. The cubic root of 3203213123 is about 1474.1056530653.

Adding to 3203213123 its reverse (3213123023), we get a palindrome (6416336146).

The spelling of 3203213123 in words is "three billion, two hundred three million, two hundred thirteen thousand, one hundred twenty-three".

Divisors: 1 11 2917 32087 99829 1098119 291201193 3203213123