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50705105 = 511921911
BaseRepresentation
bin1100000101101…
…1001011010001
310112102002022212
43001123023101
5100440030410
65010441505
71153662203
oct301331321
9115362285
1050705105
1126692550
1214b93295
13a674329
146a3c773
1546b8b05
hex305b2d1

50705105 has 8 divisors (see below), whose sum is σ = 66377664. Its totient is φ = 36876400.

The previous prime is 50705099. The next prime is 50705107. The reversal of 50705105 is 50150705.

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

It is not a de Polignac number, because 50705105 - 212 = 50701009 is a prime.

It is a super-2 number, since 2×507051052 = 5142015346122050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50705107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 460901 + ... + 461010.

It is an arithmetic number, because the mean of its divisors is an integer number (8297208).

Almost surely, 250705105 is an apocalyptic number.

50705105 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

50705105 is a deficient number, since it is larger than the sum of its proper divisors (15672559).

50705105 is a wasteful number, since it uses less digits than its factorization.

50705105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921927.

The product of its (nonzero) digits is 875, while the sum is 23.

The square root of 50705105 is about 7120.7517159356. The cubic root of 50705105 is about 370.1268252837.

The spelling of 50705105 in words is "fifty million, seven hundred five thousand, one hundred five".

Divisors: 1 5 11 55 921911 4609555 10141021 50705105