Base | Representation |
---|---|
bin | 10001010101110… |
… | …00001000010010 |
3 | 101010201000102120 |
4 | 20222320020102 |
5 | 244214121212 |
6 | 22233355110 |
7 | 3414240606 |
oct | 1052701022 |
9 | 333630376 |
10 | 145457682 |
11 | 7511a567 |
12 | 40868a96 |
13 | 2419b546 |
14 | 15465506 |
15 | cb8388c |
hex | 8ab8212 |
145457682 has 16 divisors (see below), whose sum is σ = 291431712. Its totient is φ = 48399840.
The previous prime is 145457651. The next prime is 145457687. The reversal of 145457682 is 286754541.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (145457687) 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, 17803 + ... + 24654.
It is an arithmetic number, because the mean of its divisors is an integer number (18214482).
Almost surely, 2145457682 is an apocalyptic number.
145457682 is an abundant number, since it is smaller than the sum of its proper divisors (145974030).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145457682 is a wasteful number, since it uses less digits than its factorization.
145457682 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43033.
The product of its digits is 268800, while the sum is 42.
The square root of 145457682 is about 12060.5838167147. The cubic root of 145457682 is about 525.9109590157.
The spelling of 145457682 in words is "one hundred forty-five million, four hundred fifty-seven thousand, six hundred eighty-two".
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