Base | Representation |
---|---|
bin | 10001010010010… |
… | …01001010010001 |
3 | 101002211220221011 |
4 | 20221021022101 |
5 | 244110100103 |
6 | 22215530521 |
7 | 3410335501 |
oct | 1051111221 |
9 | 332756834 |
10 | 145003153 |
11 | 7493a019 |
12 | 40689a41 |
13 | 2406c6a9 |
14 | 15387a01 |
15 | cae3d6d |
hex | 8a49291 |
145003153 has 4 divisors (see below), whose sum is σ = 145061668. Its totient is φ = 144944640.
The previous prime is 145003147. The next prime is 145003163. The reversal of 145003153 is 351300541.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 351300541 = 277 ⋅1268233.
It can be written as a sum of positive squares in 2 ways, for example, as 122611329 + 22391824 = 11073^2 + 4732^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-145003153 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (145003163) 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, 25368 + ... + 30553.
It is an arithmetic number, because the mean of its divisors is an integer number (36265417).
Almost surely, 2145003153 is an apocalyptic number.
It is an amenable number.
145003153 is a deficient number, since it is larger than the sum of its proper divisors (58515).
145003153 is an equidigital number, since it uses as much as digits as its factorization.
145003153 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58514.
The product of its (nonzero) digits is 900, while the sum is 22.
The square root of 145003153 is about 12041.7254992796. The cubic root of 145003153 is about 525.3625951671.
Adding to 145003153 its reverse (351300541), we get a palindrome (496303694).
The spelling of 145003153 in words is "one hundred forty-five million, three thousand, one hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •