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50965031 = 1317230611
BaseRepresentation
bin1100001001101…
…0101000100111
310112220021212202
43002122220213
5101021340111
65020205115
71156124045
oct302325047
9115807782
1050965031
112684a867
121509979b
13a735730
146aa9395
15471ab3b
hex309aa27

50965031 has 8 divisors (see below), whose sum is σ = 58114224. Its totient is φ = 44277120.

The previous prime is 50965027. The next prime is 50965039. The reversal of 50965031 is 13056905.

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

It is a cyclic number.

It is not a de Polignac number, because 50965031 - 22 = 50965027 is a prime.

It is a super-2 number, since 2×509650312 = 5194868769661922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50964985 and 50965003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50965039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115085 + ... + 115526.

It is an arithmetic number, because the mean of its divisors is an integer number (7264278).

Almost surely, 250965031 is an apocalyptic number.

50965031 is a deficient number, since it is larger than the sum of its proper divisors (7149193).

50965031 is a wasteful number, since it uses less digits than its factorization.

50965031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230641.

The product of its (nonzero) digits is 4050, while the sum is 29.

The square root of 50965031 is about 7138.9796890032. The cubic root of 50965031 is about 370.7581993247.

The spelling of 50965031 in words is "fifty million, nine hundred sixty-five thousand, thirty-one".

Divisors: 1 13 17 221 230611 2997943 3920387 50965031