Base | Representation |
---|---|
bin | 10001010101011… |
… | …01110000111110 |
3 | 101010121212012021 |
4 | 20222231300332 |
5 | 244211241410 |
6 | 22232430354 |
7 | 3414003052 |
oct | 1052556076 |
9 | 333555167 |
10 | 145415230 |
11 | 750a0684 |
12 | 408483ba |
13 | 2418511c |
14 | 15453c62 |
15 | cb75eda |
hex | 8aadc3e |
145415230 has 8 divisors (see below), whose sum is σ = 261747432. Its totient is φ = 58166088.
The previous prime is 145415201. The next prime is 145415243. The reversal of 145415230 is 32514541.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1454152302 = 42291178231905800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 145415195 and 145415204.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7270752 + ... + 7270771.
It is an arithmetic number, because the mean of its divisors is an integer number (32718429).
Almost surely, 2145415230 is an apocalyptic number.
145415230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
145415230 is a deficient number, since it is larger than the sum of its proper divisors (116332202).
145415230 is a wasteful number, since it uses less digits than its factorization.
145415230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14541530.
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 145415230 is about 12058.8237403156. The cubic root of 145415230 is about 525.8597914549.
Adding to 145415230 its reverse (32514541), we get a palindrome (177929771).
The spelling of 145415230 in words is "one hundred forty-five million, four hundred fifteen thousand, two hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •