Base | Representation |
---|---|
bin | 10001010101011… |
… | …11011011010000 |
3 | 101010122012112012 |
4 | 20222233123100 |
5 | 244212001112 |
6 | 22232522052 |
7 | 3414031640 |
oct | 1052573320 |
9 | 333565465 |
10 | 145422032 |
11 | 750a57a8 |
12 | 40850328 |
13 | 24188252 |
14 | 15456520 |
15 | cb78022 |
hex | 8aaf6d0 |
145422032 has 40 divisors (see below), whose sum is σ = 322604352. Its totient is φ = 62208000.
The previous prime is 145422007. The next prime is 145422049. The reversal of 145422032 is 230224541.
It is a happy number.
145422032 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 2×1454220322 = 42295134782018048, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 145421989 and 145422007.
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, 90032 + ... + 91632.
Almost surely, 2145422032 is an apocalyptic number.
It is an amenable number.
145422032 is an abundant number, since it is smaller than the sum of its proper divisors (177182320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145422032 is a wasteful number, since it uses less digits than its factorization.
145422032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2427 (or 2421 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 23.
The square root of 145422032 is about 12059.1057711590. The cubic root of 145422032 is about 525.8679906019.
Adding to 145422032 its reverse (230224541), we get a palindrome (375646573).
The spelling of 145422032 in words is "one hundred forty-five million, four hundred twenty-two thousand, thirty-two".
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