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50211007 = 711259281
BaseRepresentation
bin1011111110001…
…0100010111111
310111110222112221
42333202202333
5100323223012
64552110211
71146533530
oct277424277
9114428487
1050211007
1126385300
1214995367
13a530472
146950687
15461c507
hex2fe28bf

50211007 has 12 divisors (see below), whose sum is σ = 63076048. Its totient is φ = 39124800.

The previous prime is 50210999. The next prime is 50211011. The reversal of 50211007 is 70011205.

It is not a de Polignac number, because 50211007 - 23 = 50210999 is a prime.

It is a super-2 number, since 2×502110072 = 5042290447908098, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50211017) 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 11 ways as a sum of consecutive naturals, for example, 28794 + ... + 30487.

Almost surely, 250211007 is an apocalyptic number.

50211007 is a deficient number, since it is larger than the sum of its proper divisors (12865041).

50211007 is a wasteful number, since it uses less digits than its factorization.

50211007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59310 (or 59299 counting only the distinct ones).

The product of its (nonzero) digits is 70, while the sum is 16.

The square root of 50211007 is about 7085.9725514569. The cubic root of 50211007 is about 368.9206601796.

The spelling of 50211007 in words is "fifty million, two hundred eleven thousand, seven".

Divisors: 1 7 11 77 121 847 59281 414967 652091 4564637 7173001 50211007