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3031312101 = 36116564547
BaseRepresentation
bin1011010010101110…
…0010011011100101
321211020221121110120
42310223202123211
522202003441401
61220443312153
7135055504416
oct26453423345
97736847416
103031312101
111316107714
1270721b659
133940287cc
1420a83780d
1512b1cb836
hexb4ae26e5

3031312101 has 8 divisors (see below), whose sum is σ = 4108007904. Its totient is φ = 1987745520.

The previous prime is 3031312057. The next prime is 3031312111. The reversal of 3031312101 is 1012131303.

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

It is not a de Polignac number, because 3031312101 - 211 = 3031310053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3031312111) 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, 8282091 + ... + 8282456.

It is an arithmetic number, because the mean of its divisors is an integer number (513500988).

Almost surely, 23031312101 is an apocalyptic number.

It is an amenable number.

3031312101 is a deficient number, since it is larger than the sum of its proper divisors (1076695803).

3031312101 is a wasteful number, since it uses less digits than its factorization.

3031312101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16564611.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 3031312101 is about 55057.3528332048. The cubic root of 3031312101 is about 1447.2499761159.

Adding to 3031312101 its reverse (1012131303), we get a palindrome (4043443404).

The spelling of 3031312101 in words is "three billion, thirty-one million, three hundred twelve thousand, one hundred one".

Divisors: 1 3 61 183 16564547 49693641 1010437367 3031312101