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50211417 = 319187629
BaseRepresentation
bin1011111110001…
…0101001011001
310111111000010010
42333202221121
5100323231132
64552112133
71146534654
oct277425131
9114430103
1050211417
1126385643
1214995649
13a5306c9
14695089b
15461c6cc
hex2fe2a59

50211417 has 8 divisors (see below), whose sum is σ = 67299840. Its totient is φ = 33298640.

The previous prime is 50211409. The next prime is 50211439. The reversal of 50211417 is 71411205.

It is a happy number.

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 50211417 - 23 = 50211409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50211393 and 50211402.

It is not an unprimeable number, because it can be changed into a prime (50211017) 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, 43242 + ... + 44387.

It is an arithmetic number, because the mean of its divisors is an integer number (8412480).

Almost surely, 250211417 is an apocalyptic number.

It is an amenable number.

50211417 is a deficient number, since it is larger than the sum of its proper divisors (17088423).

50211417 is a wasteful number, since it uses less digits than its factorization.

50211417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87823.

The product of its (nonzero) digits is 280, while the sum is 21.

The square root of 50211417 is about 7086.0014817949. The cubic root of 50211417 is about 368.9216643224.

Subtracting from 50211417 its sum of digits (21), we obtain a square (50211396 = 70862).

The spelling of 50211417 in words is "fifty million, two hundred eleven thousand, four hundred seventeen".

Divisors: 1 3 191 573 87629 262887 16737139 50211417