Base | Representation |
---|---|
bin | 10001010110100… |
… | …10001111010110 |
3 | 101010220110010121 |
4 | 20223102033112 |
5 | 244231032010 |
6 | 22235542154 |
7 | 3415164451 |
oct | 1053221726 |
9 | 333813117 |
10 | 145564630 |
11 | 75192952 |
12 | 408ba95a |
13 | 24208123 |
14 | 15492498 |
15 | cba53da |
hex | 8ad23d6 |
145564630 has 16 divisors (see below), whose sum is σ = 271051920. Its totient is φ = 56217952.
The previous prime is 145564613. The next prime is 145564633. The reversal of 145564630 is 36465541.
145564630 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 (145564633) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250684 + ... + 251263.
It is an arithmetic number, because the mean of its divisors is an integer number (16940745).
Almost surely, 2145564630 is an apocalyptic number.
145564630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
145564630 is a deficient number, since it is larger than the sum of its proper divisors (125487290).
145564630 is a wasteful number, since it uses less digits than its factorization.
145564630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 501983.
The product of its (nonzero) digits is 43200, while the sum is 34.
The square root of 145564630 is about 12065.0167840745. The cubic root of 145564630 is about 526.0398197384.
The spelling of 145564630 in words is "one hundred forty-five million, five hundred sixty-four thousand, six hundred thirty".
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