Base | Representation |
---|---|
bin | 10001010100100… |
… | …11001110100100 |
3 | 101010102100002102 |
4 | 20222103032210 |
5 | 244144302112 |
6 | 22230231232 |
7 | 3413041130 |
oct | 1052231644 |
9 | 333370072 |
10 | 145306532 |
11 | 75026a48 |
12 | 407b5518 |
13 | 241477c7 |
14 | 154263c0 |
15 | cb53bc2 |
hex | 8a933a4 |
145306532 has 12 divisors (see below), whose sum is σ = 290613120. Its totient is φ = 62274216.
The previous prime is 145306507. The next prime is 145306561. The reversal of 145306532 is 235603541.
145306532 is an admirable number.
It is a super-2 number, since 2×1453065322 = 42227976483734048, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 145306495 and 145306504.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2594732 + ... + 2594787.
It is an arithmetic number, because the mean of its divisors is an integer number (24217760).
Almost surely, 2145306532 is an apocalyptic number.
It is an amenable number.
145306532 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145306532 is a wasteful number, since it uses less digits than its factorization.
145306532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5189530 (or 5189528 counting only the distinct ones).
The product of its (nonzero) digits is 10800, while the sum is 29.
The square root of 145306532 is about 12054.3159075909. The cubic root of 145306532 is about 525.7287319231.
The spelling of 145306532 in words is "one hundred forty-five million, three hundred six thousand, five hundred thirty-two".
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