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3212002123 = 11292000193
BaseRepresentation
bin1011111101110011…
…0100001101001011
322021211221121120121
42333130310031023
523034233031443
61250420204111
7142411365451
oct27734641513
98254847517
103212002123
1113a9100810
12757839637
133c25b1795
142268309d1
1513bebe4ed
hexbf73434b

3212002123 has 4 divisors (see below), whose sum is σ = 3504002328. Its totient is φ = 2920001920.

The previous prime is 3212002121. The next prime is 3212002133.

3212002123 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 3212002123 - 21 = 3212002121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3212002097 and 3212002106.

It is not an unprimeable number, because it can be changed into a prime (3212002121) 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 3 ways as a sum of consecutive naturals, for example, 146000086 + ... + 146000107.

It is an arithmetic number, because the mean of its divisors is an integer number (876000582).

Almost surely, 23212002123 is an apocalyptic number.

3212002123 is a deficient number, since it is larger than the sum of its proper divisors (292000205).

3212002123 is a wasteful number, since it uses less digits than its factorization.

3212002123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292000204.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 3212002123 is about 56674.5279909767. The cubic root of 3212002123 is about 1475.4526425418.

It can be divided in two parts, 321200 and 2123, that added together give a palindrome (323323).

The spelling of 3212002123 in words is "three billion, two hundred twelve million, two thousand, one hundred twenty-three".

Divisors: 1 11 292000193 3212002123