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3213042011 = 15832029717
BaseRepresentation
bin1011111110000011…
…0010000101011011
322021220220110000222
42333200302011123
523040014321021
61250454350255
7142423256264
oct27740620533
98256813028
103213042011
1113a9751023
1275805b38b
133c2886bba
14226a2196b
1513c1276ab
hexbf83215b

3213042011 has 4 divisors (see below), whose sum is σ = 3215073312. Its totient is φ = 3211010712.

The previous prime is 3213041999. The next prime is 3213042029. The reversal of 3213042011 is 1102403123.

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

It is a cyclic number.

It is not a de Polignac number, because 3213042011 - 230 = 2139300187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3213042031) 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, 1013276 + ... + 1016441.

It is an arithmetic number, because the mean of its divisors is an integer number (803768328).

Almost surely, 23213042011 is an apocalyptic number.

3213042011 is a deficient number, since it is larger than the sum of its proper divisors (2031301).

3213042011 is a wasteful number, since it uses less digits than its factorization.

3213042011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2031300.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 3213042011 is about 56683.7014581793. The cubic root of 3213042011 is about 1475.6118516468.

Adding to 3213042011 its reverse (1102403123), we get a palindrome (4315445134).

The spelling of 3213042011 in words is "three billion, two hundred thirteen million, forty-two thousand, eleven".

Divisors: 1 1583 2029717 3213042011