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350069 = 1971777
BaseRepresentation
bin1010101011101110101
3122210012112
41111131311
542200234
611300405
72655416
oct1253565
9583175
10350069
1121a015
1214a705
13c3455
149180d
156dace
hex55775

350069 has 4 divisors (see below), whose sum is σ = 352044. Its totient is φ = 348096.

The previous prime is 350039. The next prime is 350087. The reversal of 350069 is 960053.

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

It can be written as a sum of positive squares in 2 ways, for example, as 280900 + 69169 = 530^2 + 263^2 .

It is a cyclic number.

It is not a de Polignac number, because 350069 - 28 = 349813 is a prime.

It is a super-2 number, since 2×3500692 = 245096609522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (350029) 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, 692 + ... + 1085.

It is an arithmetic number, because the mean of its divisors is an integer number (88011).

2350069 is an apocalyptic number.

It is an amenable number.

350069 is a deficient number, since it is larger than the sum of its proper divisors (1975).

350069 is a wasteful number, since it uses less digits than its factorization.

350069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1974.

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 350069 is about 591.6662910797. Note that the first 3 decimals coincide. The cubic root of 350069 is about 70.4776180984.

The spelling of 350069 in words is "three hundred fifty thousand, sixty-nine".

Divisors: 1 197 1777 350069