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3321040031 = 29631120837
BaseRepresentation
bin1100010111110011…
…0000110010011111
322120110010022110122
43011330300302133
523300141240111
61305313225155
7145204242311
oct30574606237
98513108418
103321040031
111454705591
127882621bb
1340c06ac5a
142370d57b1
1514685bcdb
hexc5f30c9f

3321040031 has 4 divisors (see below), whose sum is σ = 3322163832. Its totient is φ = 3319916232.

The previous prime is 3321040007. The next prime is 3321040133. The reversal of 3321040031 is 1300401233.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3321040031 is a prime.

It is a super-2 number, since 2×33210400312 = 22058613775008961922, 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 = 3321039991 and 3321040009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3321043031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 557456 + ... + 563381.

It is an arithmetic number, because the mean of its divisors is an integer number (830540958).

Almost surely, 23321040031 is an apocalyptic number.

3321040031 is a deficient number, since it is larger than the sum of its proper divisors (1123801).

3321040031 is a wasteful number, since it uses less digits than its factorization.

3321040031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123800.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 3321040031 is about 57628.4654576191. The cubic root of 3321040031 is about 1491.9629445895.

Adding to 3321040031 its reverse (1300401233), we get a palindrome (4621441264).

The spelling of 3321040031 in words is "three billion, three hundred twenty-one million, forty thousand, thirty-one".

Divisors: 1 2963 1120837 3321040031