Base | Representation |
---|---|
bin | 1000011100101100110… |
… | …1001001101011101111 |
3 | 111212122021102121210120 |
4 | 2013023031021223233 |
5 | 4334223121040101 |
6 | 150402225140023 |
7 | 13325532234516 |
oct | 2071315115357 |
9 | 455567377716 |
10 | 145143143151 |
11 | 5661157a776 |
12 | 2416818a613 |
13 | 108c128b776 |
14 | 704c71167d |
15 | 3b97500b36 |
hex | 21cb349aef |
145143143151 has 8 divisors (see below), whose sum is σ = 193621593984. Its totient is φ = 96713393880.
The previous prime is 145143143149. The next prime is 145143143179. The reversal of 145143143151 is 151341341541.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 145143143151 - 21 = 145143143149 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145143141151) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12168435 + ... + 12180356.
It is an arithmetic number, because the mean of its divisors is an integer number (24202699248).
Almost surely, 2145143143151 is an apocalyptic number.
145143143151 is a deficient number, since it is larger than the sum of its proper divisors (48478450833).
145143143151 is a wasteful number, since it uses less digits than its factorization.
145143143151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24350781.
The product of its digits is 14400, while the sum is 33.
Adding to 145143143151 its reverse (151341341541), we get a palindrome (296484484692).
The spelling of 145143143151 in words is "one hundred forty-five billion, one hundred forty-three million, one hundred forty-three thousand, one hundred fifty-one".
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