Base | Representation |
---|---|
bin | 10001010011100… |
… | …00100011100000 |
3 | 101010011010021102 |
4 | 20221300203200 |
5 | 244130231022 |
6 | 22223213532 |
7 | 3411610103 |
oct | 1051604340 |
9 | 333133242 |
10 | 145164512 |
11 | 74a3a279 |
12 | 407472a8 |
13 | 240c7c7c |
14 | 153ca73a |
15 | cb26a92 |
hex | 8a708e0 |
145164512 has 24 divisors (see below), whose sum is σ = 286271496. Its totient is φ = 72460672.
The previous prime is 145164493. The next prime is 145164527. The reversal of 145164512 is 215461541.
It is a congruent number.
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, 17423 + ... + 24369.
It is an arithmetic number, because the mean of its divisors is an integer number (11927979).
Almost surely, 2145164512 is an apocalyptic number.
It is an amenable number.
145164512 is a deficient number, since it is larger than the sum of its proper divisors (141106984).
145164512 is an equidigital number, since it uses as much as digits as its factorization.
145164512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7610 (or 7602 counting only the distinct ones).
The product of its digits is 4800, while the sum is 29.
The square root of 145164512 is about 12048.4236313304. The cubic root of 145164512 is about 525.5573968111.
The spelling of 145164512 in words is "one hundred forty-five million, one hundred sixty-four thousand, five hundred twelve".
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