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3029971193 = 5431557903
BaseRepresentation
bin1011010010011001…
…1011000011111001
321211011102111002022
42310212123003321
522201133034233
61220354444225
7135041221154
oct26446330371
97734374068
103029971193
111315381227
12706893675
13393979382
1420a5a8c9b
1512b014398
hexb499b0f9

3029971193 has 4 divisors (see below), whose sum is σ = 3030534528. Its totient is φ = 3029407860.

The previous prime is 3029971177. The next prime is 3029971223. The reversal of 3029971193 is 3911799203.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3911799203 = 13300907631.

It is a cyclic number.

It is not a de Polignac number, because 3029971193 - 24 = 3029971177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3029971993) 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 3 ways as a sum of consecutive naturals, for example, 273521 + ... + 284382.

It is an arithmetic number, because the mean of its divisors is an integer number (757633632).

Almost surely, 23029971193 is an apocalyptic number.

It is an amenable number.

3029971193 is a deficient number, since it is larger than the sum of its proper divisors (563335).

3029971193 is an equidigital number, since it uses as much as digits as its factorization.

3029971193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563334.

The product of its (nonzero) digits is 91854, while the sum is 44.

The square root of 3029971193 is about 55045.1741118147. The cubic root of 3029971193 is about 1447.0365465048.

The spelling of 3029971193 in words is "three billion, twenty-nine million, nine hundred seventy-one thousand, one hundred ninety-three".

Divisors: 1 5431 557903 3029971193