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50132020 = 2257334337
BaseRepresentation
bin1011111100111…
…1010000110100
310111022222012111
42333033100310
5100313211040
64550300404
71146054331
oct277172064
9114288174
1050132020
1126330a24
1214957704
13a503523
14692d988
154603dea
hex2fcf434

50132020 has 24 divisors (see below), whose sum is σ = 106722504. Its totient is φ = 19777536.

The previous prime is 50131987. The next prime is 50132029. The reversal of 50132020 is 2023105.

It can be written as a sum of positive squares in 4 ways, for example, as 5134756 + 44997264 = 2266^2 + 6708^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50132029) 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, 15709 + ... + 18628.

It is an arithmetic number, because the mean of its divisors is an integer number (4446771).

Almost surely, 250132020 is an apocalyptic number.

It is an amenable number.

50132020 is an abundant number, since it is smaller than the sum of its proper divisors (56590484).

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

50132020 is a wasteful number, since it uses less digits than its factorization.

50132020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34419 (or 34417 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 50132020 is about 7080.3968815314. The cubic root of 50132020 is about 368.7271087964.

Adding to 50132020 its reverse (2023105), we get a palindrome (52155125).

The spelling of 50132020 in words is "fifty million, one hundred thirty-two thousand, twenty".

Divisors: 1 2 4 5 10 20 73 146 292 365 730 1460 34337 68674 137348 171685 343370 686740 2506601 5013202 10026404 12533005 25066010 50132020