Base | Representation |
---|---|
bin | 1010001000000… |
… | …0110001100101 |
3 | 2221220201120112 |
4 | 2202000301211 |
5 | 41333024001 |
6 | 4114142405 |
7 | 1023664463 |
oct | 242006145 |
9 | 87821515 |
10 | 42470501 |
11 | 21a78797 |
12 | 12281a05 |
13 | 8a50198 |
14 | 58d7833 |
15 | 3addcbb |
hex | 2880c65 |
42470501 has 4 divisors (see below), whose sum is σ = 43190400. Its totient is φ = 41750604.
The previous prime is 42470497. The next prime is 42470503. The reversal of 42470501 is 10507424.
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 42470501 - 22 = 42470497 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42470503) 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, 359861 + ... + 359978.
It is an arithmetic number, because the mean of its divisors is an integer number (10797600).
Almost surely, 242470501 is an apocalyptic number.
It is an amenable number.
42470501 is a deficient number, since it is larger than the sum of its proper divisors (719899).
42470501 is an equidigital number, since it uses as much as digits as its factorization.
42470501 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 719898.
The product of its (nonzero) digits is 1120, while the sum is 23.
The square root of 42470501 is about 6516.9395424540. The cubic root of 42470501 is about 348.8958427887.
Adding to 42470501 its reverse (10507424), we get a palindrome (52977925).
The spelling of 42470501 in words is "forty-two million, four hundred seventy thousand, five hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •