Base | Representation |
---|---|
bin | 100010000110001… |
… | …1001010100110001 |
3 | 2221201211022100110 |
4 | 1010030121110301 |
5 | 4320342201040 |
6 | 305310011533 |
7 | 40231455636 |
oct | 10414312461 |
9 | 2851738313 |
10 | 1144100145 |
11 | 5378a6411 |
12 | 27b1a6ba9 |
13 | 153051846 |
14 | abd3c18d |
15 | 6a697980 |
hex | 44319531 |
1144100145 has 8 divisors (see below), whose sum is σ = 1830560256. Its totient is φ = 610186736.
The previous prime is 1144100117. The next prime is 1144100147. The reversal of 1144100145 is 5410014411.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1144100145 - 26 = 1144100081 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1144100147) 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, 38136657 + ... + 38136686.
It is an arithmetic number, because the mean of its divisors is an integer number (228820032).
Almost surely, 21144100145 is an apocalyptic number.
1144100145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1144100145 is a deficient number, since it is larger than the sum of its proper divisors (686460111).
1144100145 is an equidigital number, since it uses as much as digits as its factorization.
1144100145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76273351.
The product of its (nonzero) digits is 320, while the sum is 21.
The square root of 1144100145 is about 33824.5494426755. The cubic root of 1144100145 is about 1045.8948235496.
Adding to 1144100145 its reverse (5410014411), we get a palindrome (6554114556).
The spelling of 1144100145 in words is "one billion, one hundred forty-four million, one hundred thousand, one hundred forty-five".
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