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3031012445 = 53119554919
BaseRepresentation
bin1011010010101001…
…1001010001011101
321211020101101102012
42310222121101131
522201414344240
61220433041005
7135053115656
oct26452312135
97736341365
103031012445
111315a2256a
127070b6165
13393c522b6
1420a79a52d
1512b16cb65
hexb4a9945d

3031012445 has 8 divisors (see below), whose sum is σ = 3754544640. Its totient is φ = 2346590160.

The previous prime is 3031012409. The next prime is 3031012451. The reversal of 3031012445 is 5442101303.

3031012445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 3031012445 - 28 = 3031012189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3031012445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9777305 + ... + 9777614.

It is an arithmetic number, because the mean of its divisors is an integer number (469318080).

Almost surely, 23031012445 is an apocalyptic number.

It is an amenable number.

3031012445 is a deficient number, since it is larger than the sum of its proper divisors (723532195).

3031012445 is a wasteful number, since it uses less digits than its factorization.

3031012445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19554955.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 3031012445 is about 55054.6314582161. The cubic root of 3031012445 is about 1447.2022859391.

Adding to 3031012445 its reverse (5442101303), we get a palindrome (8473113748).

The spelling of 3031012445 in words is "three billion, thirty-one million, twelve thousand, four hundred forty-five".

Divisors: 1 5 31 155 19554919 97774595 606202489 3031012445