Base | Representation |
---|---|
bin | 10001010101011… |
… | …11101100000110 |
3 | 101010122021000010 |
4 | 20222233230012 |
5 | 244212014420 |
6 | 22232531050 |
7 | 3414035040 |
oct | 1052575406 |
9 | 333567003 |
10 | 145423110 |
11 | 750a6598 |
12 | 40850a86 |
13 | 241888a1 |
14 | 15456a90 |
15 | cb784e0 |
hex | 8aafb06 |
145423110 has 64 divisors (see below), whose sum is σ = 412646400. Its totient is φ = 32092032.
The previous prime is 145423087. The next prime is 145423111. The reversal of 145423110 is 11324541.
145423110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1454231102 = 42295761844144200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145423111) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5850 + ... + 18029.
It is an arithmetic number, because the mean of its divisors is an integer number (6447600).
Almost surely, 2145423110 is an apocalyptic number.
145423110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
145423110 is an abundant number, since it is smaller than the sum of its proper divisors (267223290).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145423110 is a wasteful number, since it uses less digits than its factorization.
145423110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23925.
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 145423110 is about 12059.1504675910. The cubic root of 145423110 is about 525.8692900022.
Adding to 145423110 its reverse (11324541), we get a palindrome (156747651).
The spelling of 145423110 in words is "one hundred forty-five million, four hundred twenty-three thousand, one hundred ten".
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