Base | Representation |
---|---|
bin | 1000010010011111011… |
… | …0010010111101101101 |
3 | 111121120021100210001021 |
4 | 2010213312102331231 |
5 | 4313120012400040 |
6 | 145230243014141 |
7 | 13200602662216 |
oct | 2044766227555 |
9 | 447507323037 |
10 | 142402465645 |
11 | 55435530140 |
12 | 2372236a351 |
13 | 10575531cbb |
14 | 6c6c73040d |
15 | 3a86ad324a |
hex | 2127d92f6d |
142402465645 has 32 divisors (see below), whose sum is σ = 189287976960. Its totient is φ = 101972312640.
The previous prime is 142402465607. The next prime is 142402465661. The reversal of 142402465645 is 546564204241.
It is not a de Polignac number, because 142402465645 - 213 = 142402457453 is a prime.
It is a super-3 number, since 3×1424024656453 (a number of 34 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9215836 + ... + 9231274.
It is an arithmetic number, because the mean of its divisors is an integer number (5915249280).
Almost surely, 2142402465645 is an apocalyptic number.
It is an amenable number.
142402465645 is a deficient number, since it is larger than the sum of its proper divisors (46885511315).
142402465645 is a wasteful number, since it uses less digits than its factorization.
142402465645 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18025.
The product of its (nonzero) digits is 921600, while the sum is 43.
Adding to 142402465645 its reverse (546564204241), we get a palindrome (688966669886).
The spelling of 142402465645 in words is "one hundred forty-two billion, four hundred two million, four hundred sixty-five thousand, six hundred forty-five".
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