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50077044 = 22321391029
BaseRepresentation
bin1011111100000…
…1110101110100
310111020011210100
42333001311310
5100304431134
64545154100
71145435133
oct277016564
9114204710
1050077044
11262a3696
121492b930
13a4b44b4
14691791a
1545e2999
hex2fc1d74

50077044 has 18 divisors (see below), whose sum is σ = 126583730. Its totient is φ = 16692336.

The previous prime is 50077039. The next prime is 50077061. The reversal of 50077044 is 44077005.

It can be written as a sum of positive squares in only one way, i.e., 49702500 + 374544 = 7050^2 + 612^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-4 number, since 4×500770444 (a number of 32 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50076999 and 50077017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 695479 + ... + 695550.

Almost surely, 250077044 is an apocalyptic number.

It is an amenable number.

50077044 is an abundant number, since it is smaller than the sum of its proper divisors (76506686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50077044 is a wasteful number, since it uses less digits than its factorization.

50077044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391039 (or 1391034 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 27.

The square root of 50077044 is about 7076.5135483513. The cubic root of 50077044 is about 368.5922744397.

The spelling of 50077044 in words is "fifty million, seventy-seven thousand, forty-four".

Divisors: 1 2 3 4 6 9 12 18 36 1391029 2782058 4173087 5564116 8346174 12519261 16692348 25038522 50077044