Base | Representation |
---|---|
bin | 100000111000010001111011… |
… | …000010011011000011110100 |
3 | 200222000002211200201222110212 |
4 | 200320101323002123003310 |
5 | 122423202041411420140 |
6 | 1231314344111004552 |
7 | 42313240164202253 |
oct | 4070217302330364 |
9 | 628002750658425 |
10 | 144605023154420 |
11 | 420917117a86a4 |
12 | 14275509809758 |
13 | 628c26ca4134a |
14 | 279ccc5a7c79a |
15 | 11ab7962e1765 |
hex | 83847b09b0f4 |
144605023154420 has 24 divisors (see below), whose sum is σ = 303681182918400. Its totient is φ = 57839983681952.
The previous prime is 144605023154399. The next prime is 144605023154467. The reversal of 144605023154420 is 24451320506441.
It is a super-2 number, since 2×1446050231544202 (a number of 29 digits) contains 22 as substring.
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, 126013280 + ... + 127155639.
It is an arithmetic number, because the mean of its divisors is an integer number (12653382621600).
Almost surely, 2144605023154420 is an apocalyptic number.
144605023154420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
144605023154420 is an abundant number, since it is smaller than the sum of its proper divisors (159076159763980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144605023154420 is a wasteful number, since it uses less digits than its factorization.
144605023154420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 253197487 (or 253197485 counting only the distinct ones).
The product of its (nonzero) digits is 460800, while the sum is 41.
The spelling of 144605023154420 in words is "one hundred forty-four trillion, six hundred five billion, twenty-three million, one hundred fifty-four thousand, four hundred twenty".
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