Base | Representation |
---|---|
bin | 10001010110001… |
… | …11100101100011 |
3 | 101010211020021111 |
4 | 20223013211203 |
5 | 244223132440 |
6 | 22235004151 |
7 | 3414623314 |
oct | 1053074543 |
9 | 333736244 |
10 | 145520995 |
11 | 75163094 |
12 | 40899657 |
13 | 241c12c9 |
14 | 1548060b |
15 | cb974ea |
hex | 8ac7963 |
145520995 has 16 divisors (see below), whose sum is σ = 178405920. Its totient is φ = 113923584.
The previous prime is 145520983. The next prime is 145521001. The reversal of 145520995 is 599025541.
145520995 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 145520995 - 213 = 145512803 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, 43627 + ... + 46843.
It is an arithmetic number, because the mean of its divisors is an integer number (11150370).
Almost surely, 2145520995 is an apocalyptic number.
145520995 is a deficient number, since it is larger than the sum of its proper divisors (32884925).
145520995 is a wasteful number, since it uses less digits than its factorization.
145520995 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3414.
The product of its (nonzero) digits is 81000, while the sum is 40.
The square root of 145520995 is about 12063.2083211723. The cubic root of 145520995 is about 525.9872519283.
The spelling of 145520995 in words is "one hundred forty-five million, five hundred twenty thousand, nine hundred ninety-five".
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