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3195052889 = 7323405001
BaseRepresentation
bin1011111001110000…
…1010001101011001
322020200001111121012
42332130022031121
523020413143024
61245013023305
7142114334000
oct27634121531
98220044535
103195052889
11139a584586
12752024b35
133bbc28b52
1422449bc37
1513a77250e
hexbe70a359

3195052889 has 16 divisors (see below), whose sum is σ = 3888019200. Its totient is φ = 2619540000.

The previous prime is 3195052859. The next prime is 3195052907. The reversal of 3195052889 is 9882505913.

It is not a de Polignac number, because 3195052889 - 212 = 3195048793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3195052829) 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 15 ways as a sum of consecutive naturals, for example, 194612 + ... + 210389.

It is an arithmetic number, because the mean of its divisors is an integer number (243001200).

Almost surely, 23195052889 is an apocalyptic number.

It is an amenable number.

3195052889 is a deficient number, since it is larger than the sum of its proper divisors (692966311).

3195052889 is an equidigital number, since it uses as much as digits as its factorization.

3195052889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405045 (or 405031 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 50.

The square root of 3195052889 is about 56524.7988850911. The cubic root of 3195052889 is about 1472.8528197575.

The spelling of 3195052889 in words is "three billion, one hundred ninety-five million, fifty-two thousand, eight hundred eighty-nine".

Divisors: 1 7 23 49 161 343 1127 7889 405001 2835007 9315023 19845049 65205161 138915343 456436127 3195052889