Base | Representation |
---|---|
bin | 10001010110000… |
… | …10101010110010 |
3 | 101010210012122101 |
4 | 20223002222302 |
5 | 244222011400 |
6 | 22234331014 |
7 | 3414510505 |
oct | 1053025262 |
9 | 333705571 |
10 | 145500850 |
11 | 75149a40 |
12 | 40889a6a |
13 | 241b50a1 |
14 | 1547713c |
15 | cb9156a |
hex | 8ac2ab2 |
145500850 has 48 divisors (see below), whose sum is σ = 297543456. Its totient is φ = 52496000.
The previous prime is 145500821. The next prime is 145500877. The reversal of 145500850 is 58005541.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74385 + ... + 76315.
It is an arithmetic number, because the mean of its divisors is an integer number (6198822).
Almost surely, 2145500850 is an apocalyptic number.
145500850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
145500850 is an abundant number, since it is smaller than the sum of its proper divisors (152042606).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145500850 is a wasteful number, since it uses less digits than its factorization.
145500850 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2091 (or 2086 counting only the distinct ones).
The product of its (nonzero) digits is 4000, while the sum is 28.
The square root of 145500850 is about 12062.3733153969. The cubic root of 145500850 is about 525.9629793662.
The spelling of 145500850 in words is "one hundred forty-five million, five hundred thousand, eight hundred fifty".
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