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2425712005 = 5485142401
BaseRepresentation
bin1001000010010101…
…0110110110000101
320021001101221022101
42100211112312011
514431440241010
61040411232101
7114053132443
oct22045266605
96231357271
102425712005
111035284372
12578448631
132c871bc62
14190233b93
15e2e5473a
hex90956d85

2425712005 has 4 divisors (see below), whose sum is σ = 2910854412. Its totient is φ = 1940569600.

The previous prime is 2425711993. The next prime is 2425712053. The reversal of 2425712005 is 5002175242.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5002175242 = 22501087621.

It can be written as a sum of positive squares in 2 ways, for example, as 849780801 + 1575931204 = 29151^2 + 39698^2 .

It is a de Polignac number, because none of the positive numbers 2k-2425712005 is a prime.

It is a super-2 number, since 2×24257120052 = 11768157462402240050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242571196 + ... + 242571205.

It is an arithmetic number, because the mean of its divisors is an integer number (727713603).

Almost surely, 22425712005 is an apocalyptic number.

It is an amenable number.

2425712005 is a deficient number, since it is larger than the sum of its proper divisors (485142407).

2425712005 is an equidigital number, since it uses as much as digits as its factorization.

2425712005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485142406.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 2425712005 is about 49251.5177938711. The cubic root of 2425712005 is about 1343.6301665483.

Adding to 2425712005 its reverse (5002175242), we get a palindrome (7427887247).

The spelling of 2425712005 in words is "two billion, four hundred twenty-five million, seven hundred twelve thousand, five".

Divisors: 1 5 485142401 2425712005