Base | Representation |
---|---|
bin | 10001000010010… |
… | …00111011011010 |
3 | 100221220022212122 |
4 | 20201020323122 |
5 | 243040430200 |
6 | 22102541242 |
7 | 3353446541 |
oct | 1041107332 |
9 | 327808778 |
10 | 142905050 |
11 | 73736752 |
12 | 3ba37822 |
13 | 237b6702 |
14 | 14d9d158 |
15 | c82c385 |
hex | 8848eda |
142905050 has 12 divisors (see below), whose sum is σ = 265803486. Its totient is φ = 57162000.
The previous prime is 142905017. The next prime is 142905067. The reversal of 142905050 is 50509241.
It can be written as a sum of positive squares in 3 ways, for example, as 74528689 + 68376361 = 8633^2 + 8269^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1429001 + ... + 1429100.
Almost surely, 2142905050 is an apocalyptic number.
142905050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142905050 is a deficient number, since it is larger than the sum of its proper divisors (122898436).
142905050 is a wasteful number, since it uses less digits than its factorization.
142905050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2858113 (or 2858108 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 26.
The square root of 142905050 is about 11954.2900249241. The cubic root of 142905050 is about 522.8163876709.
The spelling of 142905050 in words is "one hundred forty-two million, nine hundred five thousand, fifty".
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