Base | Representation |
---|---|
bin | 10000000011110… |
… | …010011100010101 |
3 | 200202222101102101 |
4 | 100003302130111 |
5 | 1022433203001 |
6 | 42422442101 |
7 | 6451050556 |
oct | 2003623425 |
9 | 622871371 |
10 | 269428501 |
11 | 1290a3691 |
12 | 76293331 |
13 | 43a85964 |
14 | 27ad632d |
15 | 189c0a01 |
hex | 100f2715 |
269428501 has 4 divisors (see below), whose sum is σ = 269819104. Its totient is φ = 269037900.
The previous prime is 269428477. The next prime is 269428513. The reversal of 269428501 is 105824962.
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, and also an emirpimes, since its reverse is a distinct semiprime: 105824962 = 2 ⋅52912481.
It is a cyclic number.
It is not a de Polignac number, because 269428501 - 29 = 269427989 is a prime.
It is a super-2 number, since 2×2694285012 = 145183434302214002, 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 (269428571) 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, 194265 + ... + 195646.
It is an arithmetic number, because the mean of its divisors is an integer number (67454776).
Almost surely, 2269428501 is an apocalyptic number.
It is an amenable number.
269428501 is a deficient number, since it is larger than the sum of its proper divisors (390603).
269428501 is an equidigital number, since it uses as much as digits as its factorization.
269428501 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 390602.
The product of its (nonzero) digits is 34560, while the sum is 37.
The square root of 269428501 is about 16414.2773523540. The cubic root of 269428501 is about 645.8740636715.
The spelling of 269428501 in words is "two hundred sixty-nine million, four hundred twenty-eight thousand, five hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •