Base | Representation |
---|---|
bin | 10001010010110… |
… | …01100101110000 |
3 | 101002222100020120 |
4 | 20221121211300 |
5 | 244114223243 |
6 | 22221210240 |
7 | 3411035625 |
oct | 1051314560 |
9 | 332870216 |
10 | 145070448 |
11 | 74985636 |
12 | 40700980 |
13 | 24094203 |
14 | 153a434c |
15 | cb08c83 |
hex | 8a59970 |
145070448 has 40 divisors (see below), whose sum is σ = 377642496. Its totient is φ = 47985600.
The previous prime is 145070437. The next prime is 145070461. The reversal of 145070448 is 844070541.
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, 5248 + ... + 17823.
Almost surely, 2145070448 is an apocalyptic number.
It is an amenable number.
145070448 is an abundant number, since it is smaller than the sum of its proper divisors (232572048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145070448 is a wasteful number, since it uses less digits than its factorization.
145070448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23213 (or 23207 counting only the distinct ones).
The product of its (nonzero) digits is 17920, while the sum is 33.
The square root of 145070448 is about 12044.5194175608. The cubic root of 145070448 is about 525.4438550278.
The spelling of 145070448 in words is "one hundred forty-five million, seventy thousand, four hundred forty-eight".
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