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50313351 = 31123151439
BaseRepresentation
bin1011111111101…
…1100010000111
310111200011221110
42333323202013
5100340011401
64554220103
71150441104
oct277734207
9114604843
1050313351
1126445190
1214a24633
13a567c1a
146979aab
15463c9d6
hex2ffb887

50313351 has 32 divisors (see below), whose sum is σ = 77045760. Its totient is φ = 28908000.

The previous prime is 50313317. The next prime is 50313379. The reversal of 50313351 is 15331305.

It is a happy number.

It is not a de Polignac number, because 50313351 - 27 = 50313223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50313551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 114390 + ... + 114828.

It is an arithmetic number, because the mean of its divisors is an integer number (2407680).

Almost surely, 250313351 is an apocalyptic number.

50313351 is a deficient number, since it is larger than the sum of its proper divisors (26732409).

50313351 is a wasteful number, since it uses less digits than its factorization.

50313351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627.

The product of its (nonzero) digits is 675, while the sum is 21.

The square root of 50313351 is about 7093.1904669197. The cubic root of 50313351 is about 369.1711443818.

Adding to 50313351 its reverse (15331305), we get a palindrome (65644656).

The spelling of 50313351 in words is "fifty million, three hundred thirteen thousand, three hundred fifty-one".

Divisors: 1 3 11 23 33 69 151 253 439 453 759 1317 1661 3473 4829 4983 10097 10419 14487 30291 38203 66289 111067 114609 198867 333201 729179 1524647 2187537 4573941 16771117 50313351