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50212601 = 292297561
BaseRepresentation
bin1011111110001…
…0111011111001
310111111001201222
42333202323321
5100323300401
64552121425
71146541265
oct277427371
9114431658
1050212601
112638651a
1214996275
13a5310ca
1469510a5
15461cc1b
hex2fe2ef9

50212601 has 8 divisors (see below), whose sum is σ = 52177800. Its totient is φ = 48263040.

The previous prime is 50212597. The next prime is 50212607. The reversal of 50212601 is 10621205.

It can be written as a sum of positive squares in 4 ways, for example, as 12709225 + 37503376 = 3565^2 + 6124^2 .

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 50212601 - 22 = 50212597 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50212601.

It is not an unprimeable number, because it can be changed into a prime (50212607) 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, 2861 + ... + 10421.

It is an arithmetic number, because the mean of its divisors is an integer number (6522225).

Almost surely, 250212601 is an apocalyptic number.

It is an amenable number.

50212601 is a deficient number, since it is larger than the sum of its proper divisors (1965199).

50212601 is a wasteful number, since it uses less digits than its factorization.

50212601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7819.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 50212601 is about 7086.0850263033. The cubic root of 50212601 is about 368.9245640601.

Adding to 50212601 its reverse (10621205), we get a palindrome (60833806).

The spelling of 50212601 in words is "fifty million, two hundred twelve thousand, six hundred one".

Divisors: 1 29 229 6641 7561 219269 1731469 50212601