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3132012031 = 22314044897
BaseRepresentation
bin1011101010101110…
…1011010111111111
322002021102200210121
42322223223113333
522403243341111
61234441515411
7140420443261
oct27253532777
98067380717
103132012031
111367a36aa5
12734aa2b67
133abb55a75
14219d6bb31
15134e6d871
hexbaaeb5ff

3132012031 has 4 divisors (see below), whose sum is σ = 3146057152. Its totient is φ = 3117966912.

The previous prime is 3132012029. The next prime is 3132012043. The reversal of 3132012031 is 1302102313.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1302102313 = 4131758593.

It is a cyclic number.

It is not a de Polignac number, because 3132012031 - 21 = 3132012029 is a prime.

It is a super-2 number, since 2×31320120312 = 19618998724657489922, 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 = 3132011996 and 3132012014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3132012061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7022226 + ... + 7022671.

It is an arithmetic number, because the mean of its divisors is an integer number (786514288).

Almost surely, 23132012031 is an apocalyptic number.

3132012031 is a deficient number, since it is larger than the sum of its proper divisors (14045121).

3132012031 is a wasteful number, since it uses less digits than its factorization.

3132012031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14045120.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 3132012031 is about 55964.3818066456. The cubic root of 3132012031 is about 1463.1015617287.

Adding to 3132012031 its reverse (1302102313), we get a palindrome (4434114344).

The spelling of 3132012031 in words is "three billion, one hundred thirty-two million, twelve thousand, thirty-one".

Divisors: 1 223 14044897 3132012031