Base | Representation |
---|---|
bin | 10101001111101010001 |
3 | 1022100221011 |
4 | 2221331101 |
5 | 134234040 |
6 | 22530521 |
7 | 5626402 |
oct | 2517521 |
9 | 1270834 |
10 | 696145 |
11 | 43602a |
12 | 296a41 |
13 | 1b4b28 |
14 | 1419a9 |
15 | db3ea |
hex | a9f51 |
696145 has 8 divisors (see below), whose sum is σ = 864360. Its totient is φ = 537600.
The previous prime is 696119. The next prime is 696149. The reversal of 696145 is 541696.
It can be written as a sum of positive squares in 4 ways, for example, as 92416 + 603729 = 304^2 + 777^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-696145 is a prime.
It is a super-2 number, since 2×6961452 = 969235722050, which contains 22 as substring.
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (696149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2256 + ... + 2545.
It is an arithmetic number, because the mean of its divisors is an integer number (108045).
2696145 is an apocalyptic number.
It is an amenable number.
696145 is a deficient number, since it is larger than the sum of its proper divisors (168215).
696145 is a wasteful number, since it uses less digits than its factorization.
696145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4835.
The product of its digits is 6480, while the sum is 31.
The square root of 696145 is about 834.3530427823. The cubic root of 696145 is about 88.6271062394.
Subtracting from 696145 its reverse (541696), we obtain a square (154449 = 3932).
It can be divided in two parts, 696 and 145, that added together give a square (841 = 292).
The spelling of 696145 in words is "six hundred ninety-six thousand, one hundred forty-five".
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