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50213401 = 77121423
BaseRepresentation
bin1011111110001…
…1001000011001
310111111002211121
42333203020121
5100323312101
64552125241
71146543520
oct277431031
9114432747
1050213401
1126387087
1214996821
13a531594
1469514b7
15461d0a1
hex2fe3219

50213401 has 12 divisors (see below), whose sum is σ = 58247296. Its totient is φ = 42404040.

The previous prime is 50213399. The next prime is 50213417. The reversal of 50213401 is 10431205.

It is not a de Polignac number, because 50213401 - 21 = 50213399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50213441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34576 + ... + 35998.

Almost surely, 250213401 is an apocalyptic number.

It is an amenable number.

50213401 is a deficient number, since it is larger than the sum of its proper divisors (8033895).

50213401 is an equidigital number, since it uses as much as digits as its factorization.

50213401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1572 (or 1501 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 50213401 is about 7086.1414747379. The cubic root of 50213401 is about 368.9265233165.

Adding to 50213401 its reverse (10431205), we get a palindrome (60644606).

The spelling of 50213401 in words is "fifty million, two hundred thirteen thousand, four hundred one".

Divisors: 1 7 71 497 1423 5041 9961 35287 101033 707231 7173343 50213401