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5142425005 = 51028485001
BaseRepresentation
bin1001100101000001…
…10010110110101101
3111021101101020221101
410302200302312231
541012430100010
62210140003101
7241301614504
oct46240626655
914241336841
105142425005
1121a9846023
12bb6230491
1363c507943
1436ad7783b
152016db73a
hex132832dad

5142425005 has 4 divisors (see below), whose sum is σ = 6170910012. Its totient is φ = 4113940000.

The previous prime is 5142424961. The next prime is 5142425009. The reversal of 5142425005 is 5005242415.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5005242415 = 51001048483.

It can be written as a sum of positive squares in 2 ways, for example, as 2924862724 + 2217562281 = 54082^2 + 47091^2 .

It is not a de Polignac number, because 5142425005 - 29 = 5142424493 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 (5142425009) 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, 514242496 + ... + 514242505.

It is an arithmetic number, because the mean of its divisors is an integer number (1542727503).

Almost surely, 25142425005 is an apocalyptic number.

It is an amenable number.

5142425005 is a deficient number, since it is larger than the sum of its proper divisors (1028485007).

5142425005 is a wasteful number, since it uses less digits than its factorization.

5142425005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028485006.

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 5142425005 is about 71710.7035595106. The cubic root of 5142425005 is about 1726.0604001721.

The spelling of 5142425005 in words is "five billion, one hundred forty-two million, four hundred twenty-five thousand, five".

Divisors: 1 5 1028485001 5142425005