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50201312 = 257224113
BaseRepresentation
bin1011111110000…
…0001011100000
310111110111020212
42333200023200
5100322420222
64551553252
71146463340
oct277401340
9114414225
1050201312
1126378a97
121498b828
13a528c25
14694ad20
1546196e2
hex2fe02e0

50201312 has 24 divisors (see below), whose sum is σ = 112953456. Its totient is φ = 21514752.

The previous prime is 50201279. The next prime is 50201317. The reversal of 50201312 is 21310205.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50201317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111833 + ... + 112280.

It is an arithmetic number, because the mean of its divisors is an integer number (4706394).

Almost surely, 250201312 is an apocalyptic number.

It is an amenable number.

50201312 is an abundant number, since it is smaller than the sum of its proper divisors (62752144).

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

50201312 is a wasteful number, since it uses less digits than its factorization.

50201312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224130 (or 224122 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 50201312 is about 7085.2884203821. The cubic root of 50201312 is about 368.8969142838.

Adding to 50201312 its reverse (21310205), we get a palindrome (71511517).

The spelling of 50201312 in words is "fifty million, two hundred one thousand, three hundred twelve".

Divisors: 1 2 4 7 8 14 16 28 32 56 112 224 224113 448226 896452 1568791 1792904 3137582 3585808 6275164 7171616 12550328 25100656 50201312