Base | Representation |
---|---|
bin | 10001010110010… |
… | …10111101000110 |
3 | 101010211221012102 |
4 | 20223022331012 |
5 | 244224103130 |
6 | 22235152102 |
7 | 3415011452 |
oct | 1053127506 |
9 | 333757172 |
10 | 145534790 |
11 | 75172495 |
12 | 408a5632 |
13 | 241c767b |
14 | 15485662 |
15 | cb9b645 |
hex | 8acaf46 |
145534790 has 48 divisors (see below), whose sum is σ = 284586048. Its totient is φ = 53399808.
The previous prime is 145534783. The next prime is 145534793. The reversal of 145534790 is 97435541.
145534790 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145534793) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 314099 + ... + 314561.
It is an arithmetic number, because the mean of its divisors is an integer number (5928876).
Almost surely, 2145534790 is an apocalyptic number.
145534790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
145534790 is a deficient number, since it is larger than the sum of its proper divisors (139051258).
145534790 is a wasteful number, since it uses less digits than its factorization.
145534790 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 573 (or 530 counting only the distinct ones).
The product of its (nonzero) digits is 75600, while the sum is 38.
The square root of 145534790 is about 12063.7800875182. The cubic root of 145534790 is about 526.0038721300.
The spelling of 145534790 in words is "one hundred forty-five million, five hundred thirty-four thousand, seven hundred ninety".
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