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3133102085 = 5626620417
BaseRepresentation
bin1011101010111111…
…0101100000000101
322002100111002001222
42322233311200011
522404033231320
61234521130125
7140432633261
oct27257654005
98070432058
103133102085
111368610a73
12735329945
133ac147c79
1421a1730a1
151350d6825
hexbabf5805

3133102085 has 4 divisors (see below), whose sum is σ = 3759722508. Its totient is φ = 2506481664.

The previous prime is 3133102073. The next prime is 3133102097. The reversal of 3133102085 is 5802013313.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5802013313 = 43731326781.

It is an interprime number because it is at equal distance from previous prime (3133102073) and next prime (3133102097).

It can be written as a sum of positive squares in 2 ways, for example, as 1260463009 + 1872639076 = 35503^2 + 43274^2 .

It is a cyclic number.

It is not a de Polignac number, because 3133102085 - 210 = 3133101061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 313310204 + ... + 313310213.

It is an arithmetic number, because the mean of its divisors is an integer number (939930627).

Almost surely, 23133102085 is an apocalyptic number.

It is an amenable number.

3133102085 is a deficient number, since it is larger than the sum of its proper divisors (626620423).

3133102085 is an equidigital number, since it uses as much as digits as its factorization.

3133102085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626620422.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 3133102085 is about 55974.1197786977. The cubic root of 3133102085 is about 1463.2712795445.

Adding to 3133102085 its reverse (5802013313), we get a palindrome (8935115398).

The spelling of 3133102085 in words is "three billion, one hundred thirty-three million, one hundred two thousand, eighty-five".

Divisors: 1 5 626620417 3133102085