Base | Representation |
---|---|
bin | 10001010110100… |
… | …10111010101110 |
3 | 101010220120221102 |
4 | 20223102322232 |
5 | 244231124111 |
6 | 22240003102 |
7 | 3415205525 |
oct | 1053227256 |
9 | 333816842 |
10 | 145567406 |
11 | 75194a46 |
12 | 40900492 |
13 | 2420947a |
14 | 154934bc |
15 | cba613b |
hex | 8ad2eae |
145567406 has 4 divisors (see below), whose sum is σ = 218351112. Its totient is φ = 72783702.
The previous prime is 145567399. The next prime is 145567439. The reversal of 145567406 is 604765541.
145567406 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 604765541 = 2953 ⋅204797.
It is a self number, because there is not a number n which added to its sum of digits gives 145567406.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36391850 + ... + 36391853.
It is an arithmetic number, because the mean of its divisors is an integer number (54587778).
Almost surely, 2145567406 is an apocalyptic number.
145567406 is a deficient number, since it is larger than the sum of its proper divisors (72783706).
145567406 is an equidigital number, since it uses as much as digits as its factorization.
145567406 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72783705.
The product of its (nonzero) digits is 100800, while the sum is 38.
The square root of 145567406 is about 12065.1318268803. The cubic root of 145567406 is about 526.0431636763.
The spelling of 145567406 in words is "one hundred forty-five million, five hundred sixty-seven thousand, four hundred six".
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