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50141905 = 511911671
BaseRepresentation
bin1011111101000…
…1101011010001
310111100110202121
42333101223101
5100314020110
64550414241
71146125212
oct277215321
9114313677
1050141905
11263383a0
1214961381
13a507b88
146933409
154606cda
hex2fd1ad1

50141905 has 8 divisors (see below), whose sum is σ = 65640384. Its totient is φ = 36466800.

The previous prime is 50141881. The next prime is 50141941. The reversal of 50141905 is 50914105.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 50141905 - 25 = 50141873 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 50141905.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 455781 + ... + 455890.

It is an arithmetic number, because the mean of its divisors is an integer number (8205048).

Almost surely, 250141905 is an apocalyptic number.

50141905 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

50141905 is a deficient number, since it is larger than the sum of its proper divisors (15498479).

50141905 is a wasteful number, since it uses less digits than its factorization.

50141905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911687.

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 50141905 is about 7081.0949012141. The cubic root of 50141905 is about 368.7513423297.

The spelling of 50141905 in words is "fifty million, one hundred forty-one thousand, nine hundred five".

Divisors: 1 5 11 55 911671 4558355 10028381 50141905