Base | Representation |
---|---|
bin | 111001101100… |
… | …1101111110111 |
3 | 2002220221222022 |
4 | 1303121233313 |
5 | 30221031043 |
6 | 3000223355 |
7 | 515065214 |
oct | 163315767 |
9 | 62827868 |
10 | 30252023 |
11 | 1609287a |
12 | a16ab5b |
13 | 6362909 |
14 | 4036b0b |
15 | 29c8868 |
hex | 1cd9bf7 |
30252023 has 8 divisors (see below), whose sum is σ = 30734400. Its totient is φ = 29772288.
The previous prime is 30251999. The next prime is 30252037. The reversal of 30252023 is 32025203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30252023 - 210 = 30250999 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30251992 and 30252010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30252043) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44615 + ... + 45287.
It is an arithmetic number, because the mean of its divisors is an integer number (3841800).
Almost surely, 230252023 is an apocalyptic number.
30252023 is a deficient number, since it is larger than the sum of its proper divisors (482377).
30252023 is an equidigital number, since it uses as much as digits as its factorization.
30252023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1321.
The product of its (nonzero) digits is 360, while the sum is 17.
The square root of 30252023 is about 5500.1839060162. The cubic root of 30252023 is about 311.5909298973.
Adding to 30252023 its reverse (32025203), we get a palindrome (62277226).
It can be divided in two parts, 302 and 52023, that added together give a palindrome (52325).
The spelling of 30252023 in words is "thirty million, two hundred fifty-two thousand, twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •