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3070093021 = 30710000303
BaseRepresentation
bin1011011011111101…
…1110011011011101
321220221220212212221
42312333132123131
522241420434041
61224350425341
7136036234342
oct26677363335
97827825787
103070093021
111335a95366
12718202251
1339c0864b8
14211a507c9
1512e7dc2d1
hexb6fde6dd

3070093021 has 4 divisors (see below), whose sum is σ = 3080093632. Its totient is φ = 3060092412.

The previous prime is 3070092989. The next prime is 3070093027. The reversal of 3070093021 is 1203900703.

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: 1203900703 = 2501348131.

It is a cyclic number.

It is not a de Polignac number, because 3070093021 - 25 = 3070092989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3070093027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4999845 + ... + 5000458.

It is an arithmetic number, because the mean of its divisors is an integer number (770023408).

Almost surely, 23070093021 is an apocalyptic number.

It is an amenable number.

3070093021 is a deficient number, since it is larger than the sum of its proper divisors (10000611).

3070093021 is a wasteful number, since it uses less digits than its factorization.

3070093021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10000610.

The product of its (nonzero) digits is 1134, while the sum is 25.

The square root of 3070093021 is about 55408.4201272695. The cubic root of 3070093021 is about 1453.3956124531.

Adding to 3070093021 its reverse (1203900703), we get a palindrome (4273993724).

The spelling of 3070093021 in words is "three billion, seventy million, ninety-three thousand, twenty-one".

Divisors: 1 307 10000303 3070093021