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5002451893 = 9751571669
BaseRepresentation
bin1001010100010101…
…10101101110110101
3110220121222212221001
410222022311232311
540221111430033
62144215523301
7234652065565
oct45212655665
913817885831
105002451893
11213783216a
12b77389531
1361950990a
1435653cda5
151e428ce7d
hex12a2b5bb5

5002451893 has 4 divisors (see below), whose sum is σ = 5054023660. Its totient is φ = 4950880128.

The previous prime is 5002451873. The next prime is 5002451897. The reversal of 5002451893 is 3981542005.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1316383524 + 3686068369 = 36282^2 + 60713^2 .

It is a cyclic number.

It is not a de Polignac number, because 5002451893 - 217 = 5002320821 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 (5002451897) 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, 25785738 + ... + 25785931.

It is an arithmetic number, because the mean of its divisors is an integer number (1263505915).

Almost surely, 25002451893 is an apocalyptic number.

It is an amenable number.

5002451893 is a deficient number, since it is larger than the sum of its proper divisors (51571767).

5002451893 is an equidigital number, since it uses as much as digits as its factorization.

5002451893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51571766.

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 5002451893 is about 70728.0134953612. The cubic root of 5002451893 is about 1710.2554128705.

Adding to 5002451893 its reverse (3981542005), we get a palindrome (8983993898).

The spelling of 5002451893 in words is "five billion, two million, four hundred fifty-one thousand, eight hundred ninety-three".

Divisors: 1 97 51571669 5002451893