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50142206 = 2128319541
BaseRepresentation
bin1011111101000…
…1101111111110
310111100111011202
42333101233332
5100314022311
64550415502
71146126122
oct277215776
9114314152
1050142206
1126338644
1214961592
13a50805a
146933582
154606e3b
hex2fd1bfe

50142206 has 8 divisors (see below), whose sum is σ = 75275784. Its totient is φ = 25050280.

The previous prime is 50142203. The next prime is 50142269. The reversal of 50142206 is 60224105.

It is a happy number.

50142206 is nontrivially palindromic in base 13.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50142203) 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 in 3 ways as a sum of consecutive naturals, for example, 7205 + ... + 12336.

It is an arithmetic number, because the mean of its divisors is an integer number (9409473).

Almost surely, 250142206 is an apocalyptic number.

50142206 is a deficient number, since it is larger than the sum of its proper divisors (25133578).

50142206 is a wasteful number, since it uses less digits than its factorization.

50142206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20826.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 50142206 is about 7081.1161549575. The cubic root of 50142206 is about 368.7520801951.

The spelling of 50142206 in words is "fifty million, one hundred forty-two thousand, two hundred six".

Divisors: 1 2 1283 2566 19541 39082 25071103 50142206