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3193835021 = 131032385239
BaseRepresentation
bin1011111001011110…
…0000111000001101
322020120202121222222
42332113200320031
523020110210041
61244530545125
7142101102236
oct27627407015
98216677888
103193835021
111399922583
127517381a5
133bb8c0710
1422426208d
1513a5d174b
hexbe5e0e0d

3193835021 has 8 divisors (see below), whose sum is σ = 3472909440. Its totient is φ = 2919531312.

The previous prime is 3193835009. The next prime is 3193835053. The reversal of 3193835021 is 1205383913.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3193835021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3192835021) 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 7 ways as a sum of consecutive naturals, for example, 1191281 + ... + 1193958.

It is an arithmetic number, because the mean of its divisors is an integer number (434113680).

Almost surely, 23193835021 is an apocalyptic number.

It is an amenable number.

3193835021 is a deficient number, since it is larger than the sum of its proper divisors (279074419).

3193835021 is a wasteful number, since it uses less digits than its factorization.

3193835021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2385355.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 3193835021 is about 56514.0249938013. The cubic root of 3193835021 is about 1472.6656587164.

The spelling of 3193835021 in words is "three billion, one hundred ninety-three million, eight hundred thirty-five thousand, twenty-one".

Divisors: 1 13 103 1339 2385239 31008107 245679617 3193835021