Base | Representation |
---|---|
bin | 1000011001000001110… |
… | …0011001111000000010 |
3 | 111210002120100212212200 |
4 | 2012100130121320002 |
5 | 4330213231122030 |
6 | 150120330534030 |
7 | 13262231466222 |
oct | 2062034317002 |
9 | 453076325780 |
10 | 144157285890 |
11 | 56156036602 |
12 | 23b31b97316 |
13 | 10794c63987 |
14 | 6d97806082 |
15 | 3b3abb4d60 |
hex | 2190719e02 |
144157285890 has 24 divisors (see below), whose sum is σ = 374808943548. Its totient is φ = 38441942880.
The previous prime is 144157285873. The next prime is 144157285919. The reversal of 144157285890 is 98582751441.
144157285890 is a `hidden beast` number, since 1 + 4 + 4 + 1 + 57 + 2 + 8 + 589 + 0 = 666.
144157285890 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 140987483289 + 3169802601 = 375483^2 + 56301^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 800873721 + ... + 800873900.
Almost surely, 2144157285890 is an apocalyptic number.
144157285890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
144157285890 is an abundant number, since it is smaller than the sum of its proper divisors (230651657658).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144157285890 is a wasteful number, since it uses less digits than its factorization.
144157285890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1601747634 (or 1601747631 counting only the distinct ones).
The product of its (nonzero) digits is 3225600, while the sum is 54.
The spelling of 144157285890 in words is "one hundred forty-four billion, one hundred fifty-seven million, two hundred eighty-five thousand, eight hundred ninety".
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