Base | Representation |
---|---|
bin | 10001010101011… |
… | …11101010011000 |
3 | 101010122020212001 |
4 | 20222233222120 |
5 | 244212014000 |
6 | 22232530344 |
7 | 3414034522 |
oct | 1052575230 |
9 | 333566761 |
10 | 145423000 |
11 | 750a64a8 |
12 | 408509b4 |
13 | 24188818 |
14 | 15456a12 |
15 | cb7846a |
hex | 8aafa98 |
145423000 has 32 divisors (see below), whose sum is σ = 340292160. Its totient is φ = 58168800.
The previous prime is 145422973. The next prime is 145423013. The reversal of 145423000 is 324541.
145423000 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 2×1454230002 = 42295697858000000, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71712 + ... + 73711.
It is an arithmetic number, because the mean of its divisors is an integer number (10634130).
Almost surely, 2145423000 is an apocalyptic number.
145423000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
145423000 is an abundant number, since it is smaller than the sum of its proper divisors (194869160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145423000 is a wasteful number, since it uses less digits than its factorization.
145423000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 145444 (or 145430 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 145423000 is about 12059.1459067382. The cubic root of 145423000 is about 525.8691574106.
Adding to 145423000 its reverse (324541), we get a palindrome (145747541).
The spelling of 145423000 in words is "one hundred forty-five million, four hundred twenty-three thousand".
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