Base | Representation |
---|---|
bin | 10001010110001… |
… | …01111111111000 |
3 | 101010210220100111 |
4 | 20223011333320 |
5 | 244222430423 |
6 | 22234514104 |
7 | 3414565330 |
oct | 1053057770 |
9 | 333726314 |
10 | 145514488 |
11 | 75159209 |
12 | 40895934 |
13 | 241bb362 |
14 | 1547c0c0 |
15 | cb9560d |
hex | 8ac5ff8 |
145514488 has 32 divisors (see below), whose sum is σ = 320248800. Its totient is φ = 60676992.
The previous prime is 145514461. The next prime is 145514497. The reversal of 145514488 is 884415541.
It is a self number, because there is not a number n which added to its sum of digits gives 145514488.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33043 + ... + 37186.
It is an arithmetic number, because the mean of its divisors is an integer number (10007775).
Almost surely, 2145514488 is an apocalyptic number.
It is an amenable number.
145514488 is an abundant number, since it is smaller than the sum of its proper divisors (174734312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145514488 is a wasteful number, since it uses less digits than its factorization.
145514488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70279 (or 70275 counting only the distinct ones).
The product of its digits is 102400, while the sum is 40.
The square root of 145514488 is about 12062.9386137873. The cubic root of 145514488 is about 525.9794119369.
The spelling of 145514488 in words is "one hundred forty-five million, five hundred fourteen thousand, four hundred eighty-eight".
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