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50129041 = 499100459
BaseRepresentation
bin1011111100111…
…0100010010001
310111022211010011
42333032202101
5100313112131
64550234521
71146042544
oct277164221
9114284104
1050129041
1126329766
1214955a41
13a502071
14692c85b
1546030b1
hex2fce891

50129041 has 4 divisors (see below), whose sum is σ = 50230000. Its totient is φ = 50028084.

The previous prime is 50129033. The next prime is 50129047. The reversal of 50129041 is 14092105.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14092105 = 52818421.

It is a cyclic number.

It is not a de Polignac number, because 50129041 - 23 = 50129033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50129047) 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, 49731 + ... + 50728.

It is an arithmetic number, because the mean of its divisors is an integer number (12557500).

Almost surely, 250129041 is an apocalyptic number.

It is an amenable number.

50129041 is a deficient number, since it is larger than the sum of its proper divisors (100959).

50129041 is a wasteful number, since it uses less digits than its factorization.

50129041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100958.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 50129041 is about 7080.1865088428. The cubic root of 50129041 is about 368.7198050158.

The spelling of 50129041 in words is "fifty million, one hundred twenty-nine thousand, forty-one".

Divisors: 1 499 100459 50129041