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50555361407 = 131938328553
BaseRepresentation
bin101111000101010101…
…011001100001111111
311211111021211110020212
4233011111121201333
51312014133031112
635120320503035
73436544324135
oct570525314177
9154437743225
1050555361407
111a493202321
12996aa7aa7b
1349c8b39645
1426383b7755
1514ad4e6522
hexbc555987f

50555361407 has 4 divisors (see below), whose sum is σ = 50593691280. Its totient is φ = 50517031536.

The previous prime is 50555361383. The next prime is 50555361419. The reversal of 50555361407 is 70416355505.

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

It is a cyclic number.

It is not a de Polignac number, because 50555361407 - 228 = 50286925951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50555361907) 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, 19162958 + ... + 19165595.

It is an arithmetic number, because the mean of its divisors is an integer number (12648422820).

Almost surely, 250555361407 is an apocalyptic number.

50555361407 is a deficient number, since it is larger than the sum of its proper divisors (38329873).

50555361407 is a wasteful number, since it uses less digits than its factorization.

50555361407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38329872.

The product of its (nonzero) digits is 315000, while the sum is 41.

The spelling of 50555361407 in words is "fifty billion, five hundred fifty-five million, three hundred sixty-one thousand, four hundred seven".

Divisors: 1 1319 38328553 50555361407