Base | Representation |
---|---|
bin | 1000001110110… |
… | …11101101010001 |
3 | 11210221110220001 |
4 | 10013123231101 |
5 | 120134313421 |
6 | 10504050001 |
7 | 1465656262 |
oct | 407335521 |
9 | 153843801 |
10 | 69057361 |
11 | 35a878aa |
12 | 1b163901 |
13 | 113cb759 |
14 | 9258969 |
15 | 60e1691 |
hex | 41dbb51 |
69057361 has 4 divisors (see below), whose sum is σ = 69076800. Its totient is φ = 69037924.
The previous prime is 69057353. The next prime is 69057371. The reversal of 69057361 is 16375096.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 69057361 - 23 = 69057353 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 69057361.
It is not an unprimeable number, because it can be changed into a prime (69057301) 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, 2701 + ... + 12058.
It is an arithmetic number, because the mean of its divisors is an integer number (17269200).
Almost surely, 269057361 is an apocalyptic number.
It is an amenable number.
69057361 is a deficient number, since it is larger than the sum of its proper divisors (19439).
69057361 is a wasteful number, since it uses less digits than its factorization.
69057361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19438.
The product of its (nonzero) digits is 34020, while the sum is 37.
The square root of 69057361 is about 8310.0758720965. The cubic root of 69057361 is about 410.2702184575.
The spelling of 69057361 in words is "sixty-nine million, fifty-seven thousand, three hundred sixty-one".
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