Base | Representation |
---|---|
bin | 100111010010… |
… | …0001001000101 |
3 | 1102202100101202 |
4 | 1032210021011 |
5 | 20233022034 |
6 | 2013232245 |
7 | 340025342 |
oct | 116441105 |
9 | 42670352 |
10 | 20595269 |
11 | 10697592 |
12 | 6a92685 |
13 | 4361366 |
14 | 2a417c9 |
15 | 1c1c47e |
hex | 13a4245 |
20595269 has 2 divisors, whose sum is σ = 20595270. Its totient is φ = 20595268.
The previous prime is 20595251. The next prime is 20595287. The reversal of 20595269 is 96259502.
It is a balanced prime because it is at equal distance from previous prime (20595251) and next prime (20595287).
It can be written as a sum of positive squares in only one way, i.e., 18232900 + 2362369 = 4270^2 + 1537^2 .
It is a cyclic number.
It is not a de Polignac number, because 20595269 - 28 = 20595013 is a prime.
It is a super-2 number, since 2×205952692 = 848330210364722, which contains 22 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (20595229) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10297634 + 10297635.
It is an arithmetic number, because the mean of its divisors is an integer number (10297635).
Almost surely, 220595269 is an apocalyptic number.
It is an amenable number.
20595269 is a deficient number, since it is larger than the sum of its proper divisors (1).
20595269 is an equidigital number, since it uses as much as digits as its factorization.
20595269 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 48600, while the sum is 38.
The square root of 20595269 is about 4538.2010753161. The cubic root of 20595269 is about 274.1084914995.
The spelling of 20595269 in words is "twenty million, five hundred ninety-five thousand, two hundred sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •