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5142005 = 51193491
BaseRepresentation
bin10011100111010111110101
3100200020111122
4103213113311
52304021010
6302113325
761464161
oct23472765
910606448
105142005
1129a22a0
12187b845
1310b060b
1497bca1
156b8855
hex4e75f5

5142005 has 8 divisors (see below), whose sum is σ = 6731424. Its totient is φ = 3739600.

The previous prime is 5141999. The next prime is 5142013. The reversal of 5142005 is 5002415.

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

It is a de Polignac number, because none of the positive numbers 2k-5142005 is a prime.

It is a Duffinian number.

It is a Curzon number.

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, 46691 + ... + 46800.

It is an arithmetic number, because the mean of its divisors is an integer number (841428).

Almost surely, 25142005 is an apocalyptic number.

5142005 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5142005 is a deficient number, since it is larger than the sum of its proper divisors (1589419).

5142005 is a wasteful number, since it uses less digits than its factorization.

5142005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93507.

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 5142005 is about 2267.5989504319. The cubic root of 5142005 is about 172.6013407185.

The spelling of 5142005 in words is "five million, one hundred forty-two thousand, five".

Divisors: 1 5 11 55 93491 467455 1028401 5142005