Base | Representation |
---|---|
bin | 1000011100110001100… |
… | …1111001010011100010 |
3 | 111212200200021201111210 |
4 | 2013030121321103202 |
5 | 4334243243324104 |
6 | 150404224250550 |
7 | 13326165234552 |
oct | 2071431712342 |
9 | 455620251453 |
10 | 145163261154 |
11 | 5662197071a |
12 | 24172a70a56 |
13 | 108c54b3802 |
14 | 705126b162 |
15 | 3b99176989 |
hex | 21cc6794e2 |
145163261154 has 32 divisors (see below), whose sum is σ = 311734210176. Its totient is φ = 44899984640.
The previous prime is 145163261129. The next prime is 145163261203. The reversal of 145163261154 is 451162361541.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10015077 + ... + 10029560.
It is an arithmetic number, because the mean of its divisors is an integer number (9741694068).
Almost surely, 2145163261154 is an apocalyptic number.
145163261154 is an abundant number, since it is smaller than the sum of its proper divisors (166570949022).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145163261154 is a wasteful number, since it uses less digits than its factorization.
145163261154 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20044730.
The product of its digits is 86400, while the sum is 39.
The spelling of 145163261154 in words is "one hundred forty-five billion, one hundred sixty-three million, two hundred sixty-one thousand, one hundred fifty-four".
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