Base | Representation |
---|---|
bin | 1000011010001001101… |
… | …0000000110101010111 |
3 | 111210212120102201020100 |
4 | 2012202122000311113 |
5 | 4331322403231134 |
6 | 150210254105143 |
7 | 13302551153514 |
oct | 2064232006527 |
9 | 453776381210 |
10 | 144458648919 |
11 | 562a0161062 |
12 | 23bb6aab1b3 |
13 | 1081251acb0 |
14 | 6dc585230b |
15 | 3b57392999 |
hex | 21a2680d57 |
144458648919 has 48 divisors (see below), whose sum is σ = 225582797440. Its totient is φ = 88554332160.
The previous prime is 144458648903. The next prime is 144458648923. The reversal of 144458648919 is 919846854441.
144458648919 is a `hidden beast` number, since 1 + 4 + 4 + 4 + 586 + 48 + 9 + 1 + 9 = 666.
It is not a de Polignac number, because 144458648919 - 24 = 144458648903 is a prime.
It is a super-2 number, since 2×1444586489192 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144458648969) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 53720727 + ... + 53723415.
Almost surely, 2144458648919 is an apocalyptic number.
144458648919 is a deficient number, since it is larger than the sum of its proper divisors (81124148521).
144458648919 is a wasteful number, since it uses less digits than its factorization.
144458648919 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4312 (or 4309 counting only the distinct ones).
The product of its digits is 39813120, while the sum is 63.
The spelling of 144458648919 in words is "one hundred forty-four billion, four hundred fifty-eight million, six hundred forty-eight thousand, nine hundred nineteen".
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