Base | Representation |
---|---|
bin | 10001010011011… |
… | …01010110011001 |
3 | 101010010110021020 |
4 | 20221231112121 |
5 | 244124321020 |
6 | 22223033053 |
7 | 3411523611 |
oct | 1051552631 |
9 | 333113236 |
10 | 145151385 |
11 | 74a30425 |
12 | 4073b789 |
13 | 240c1cc2 |
14 | 153c5a41 |
15 | cb22c40 |
hex | 8a6d599 |
145151385 has 16 divisors (see below), whose sum is σ = 234415296. Its totient is φ = 76689728.
The previous prime is 145151353. The next prime is 145151429. The reversal of 145151385 is 583151541.
It is a happy number.
145151385 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 145151385 - 25 = 145151353 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43614 + ... + 46823.
It is an arithmetic number, because the mean of its divisors is an integer number (14650956).
Almost surely, 2145151385 is an apocalyptic number.
145151385 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
145151385 is a deficient number, since it is larger than the sum of its proper divisors (89263911).
145151385 is a wasteful number, since it uses less digits than its factorization.
145151385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90552.
The product of its digits is 12000, while the sum is 33.
The square root of 145151385 is about 12047.8788589527. The cubic root of 145151385 is about 525.5415545555.
The spelling of 145151385 in words is "one hundred forty-five million, one hundred fifty-one thousand, three hundred eighty-five".
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