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50055051 = 316685017
BaseRepresentation
bin1011111011110…
…0011110001011
310111012001121210
42332330132023
5100303230201
64544504203
71145314044
oct276743613
9114161553
1050055051
1126289112
121491b063
13a4a7497
14690d8cb
1545db1d6
hex2fbc78b

50055051 has 4 divisors (see below), whose sum is σ = 66740072. Its totient is φ = 33370032.

The previous prime is 50055037. The next prime is 50055079. The reversal of 50055051 is 15055005.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 50055051 - 210 = 50054027 is a prime.

It is a super-2 number, since 2×500550512 = 5011016261225202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50055451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8342506 + ... + 8342511.

It is an arithmetic number, because the mean of its divisors is an integer number (16685018).

Almost surely, 250055051 is an apocalyptic number.

50055051 is a deficient number, since it is larger than the sum of its proper divisors (16685021).

50055051 is a wasteful number, since it uses less digits than its factorization.

50055051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16685020.

The product of its (nonzero) digits is 625, while the sum is 21.

The square root of 50055051 is about 7074.9594345127. The cubic root of 50055051 is about 368.5383066847.

The spelling of 50055051 in words is "fifty million, fifty-five thousand, fifty-one".

Divisors: 1 3 16685017 50055051