Base | Representation |
---|---|
bin | 10001010101011… |
… | …11100001011110 |
3 | 101010122020001221 |
4 | 20222233201132 |
5 | 244212004210 |
6 | 22232523554 |
7 | 3414033046 |
oct | 1052574136 |
9 | 333566057 |
10 | 145422430 |
11 | 750a602a |
12 | 408505ba |
13 | 2418849a |
14 | 15456726 |
15 | cb781da |
hex | 8aaf85e |
145422430 has 8 divisors (see below), whose sum is σ = 261760392. Its totient is φ = 58168968.
The previous prime is 145422421. The next prime is 145422439. The reversal of 145422430 is 34224541.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (145422421) and next prime (145422439).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1454224302 = 42295366294209800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 145422395 and 145422404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145422439) 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, 7271112 + ... + 7271131.
It is an arithmetic number, because the mean of its divisors is an integer number (32720049).
Almost surely, 2145422430 is an apocalyptic number.
145422430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
145422430 is a deficient number, since it is larger than the sum of its proper divisors (116337962).
145422430 is a wasteful number, since it uses less digits than its factorization.
145422430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14542250.
The product of its (nonzero) digits is 3840, while the sum is 25.
The square root of 145422430 is about 12059.1222732005. The cubic root of 145422430 is about 525.8684703441.
Adding to 145422430 its reverse (34224541), we get a palindrome (179646971).
The spelling of 145422430 in words is "one hundred forty-five million, four hundred twenty-two thousand, four hundred thirty".
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