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50254434 = 2322791913
BaseRepresentation
bin1011111110110…
…1001001100010
310111120012010100
42333231021202
5100331120214
64553043230
71150104246
oct277551142
9114505110
1050254434
112640499a
12149b6516
13a547169
146962426
15462a309
hex2fed262

50254434 has 12 divisors (see below), whose sum is σ = 108884646. Its totient is φ = 16751472.

The previous prime is 50254433. The next prime is 50254447. The reversal of 50254434 is 43445205.

It can be written as a sum of positive squares in only one way, i.e., 43520409 + 6734025 = 6597^2 + 2595^2 .

It is a junction number, because it is equal to n+sod(n) for n = 50254398 and 50254407.

It is not an unprimeable number, because it can be changed into a prime (50254433) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1395939 + ... + 1395974.

Almost surely, 250254434 is an apocalyptic number.

50254434 is an abundant number, since it is smaller than the sum of its proper divisors (58630212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50254434 is a wasteful number, since it uses less digits than its factorization.

50254434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2791921 (or 2791918 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 50254434 is about 7089.0361827261. The cubic root of 50254434 is about 369.0269881334.

Adding to 50254434 its reverse (43445205), we get a palindrome (93699639).

The spelling of 50254434 in words is "fifty million, two hundred fifty-four thousand, four hundred thirty-four".

Divisors: 1 2 3 6 9 18 2791913 5583826 8375739 16751478 25127217 50254434