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2000038142 = 21000019071
BaseRepresentation
bin111011100110110…
…0010100011111110
312011101102110112202
41313031202203332
513044002210032
6530243431502
7100364020664
oct16715424376
95141373482
102000038142
11936a73293
12479985592
1325b48b82b
1414d8a8c34
15ba8bdd62
hex773628fe

2000038142 has 4 divisors (see below), whose sum is σ = 3000057216. Its totient is φ = 1000019070.

The previous prime is 2000038127. The next prime is 2000038147. The reversal of 2000038142 is 2418300002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2418300002 = 21209150001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000038147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500009534 + ... + 500009537.

It is an arithmetic number, because the mean of its divisors is an integer number (750014304).

Almost surely, 22000038142 is an apocalyptic number.

2000038142 is a deficient number, since it is larger than the sum of its proper divisors (1000019074).

2000038142 is a wasteful number, since it uses less digits than its factorization.

2000038142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000019073.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 2000038142 is about 44721.7859884866. The cubic root of 2000038142 is about 1259.9290591621.

Adding to 2000038142 its reverse (2418300002), we get a palindrome (4418338144).

The spelling of 2000038142 in words is "two billion, thirty-eight thousand, one hundred forty-two".

Divisors: 1 2 1000019071 2000038142