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5012312533 = 6317943443
BaseRepresentation
bin1001010101100000…
…11101000111010101
3110221022112212011221
410222300131013111
540231123000113
62145211130341
7235131645034
oct45260350725
913838485157
105012312533
112142357658
12b7a7439b1
1361b57cc07
1435798871b
151e508998d
hex12ac1d1d5

5012312533 has 4 divisors (see below), whose sum is σ = 5020256608. Its totient is φ = 5004368460.

The previous prime is 5012312497. The next prime is 5012312549. The reversal of 5012312533 is 3352132105.

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.

It is a cyclic number.

It is not a de Polignac number, because 5012312533 - 225 = 4978758101 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5012312498 and 5012312507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5012312563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3971091 + ... + 3972352.

It is an arithmetic number, because the mean of its divisors is an integer number (1255064152).

Almost surely, 25012312533 is an apocalyptic number.

It is an amenable number.

5012312533 is a deficient number, since it is larger than the sum of its proper divisors (7944075).

5012312533 is an equidigital number, since it uses as much as digits as its factorization.

5012312533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7944074.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 5012312533 is about 70797.6873421724. The cubic root of 5012312533 is about 1711.3784051363.

Adding to 5012312533 its reverse (3352132105), we get a palindrome (8364444638).

The spelling of 5012312533 in words is "five billion, twelve million, three hundred twelve thousand, five hundred thirty-three".

Divisors: 1 631 7943443 5012312533