Base | Representation |
---|---|
bin | 1000011010000101111… |
… | …0000110100010100010 |
3 | 111210211110212210122201 |
4 | 2012201132012202202 |
5 | 4331304343144100 |
6 | 150204533323414 |
7 | 13302300522535 |
oct | 2064136064242 |
9 | 453743783581 |
10 | 144442943650 |
11 | 562923044a5 |
12 | 23bb179656a |
13 | 1080c1ac635 |
14 | 6dc3724a1c |
15 | 3b55cde36a |
hex | 21a17868a2 |
144442943650 has 12 divisors (see below), whose sum is σ = 268663875282. Its totient is φ = 57777177440.
The previous prime is 144442943633. The next prime is 144442943681. The reversal of 144442943650 is 56349244441.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 67034905921 + 77408037729 = 258911^2 + 278223^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 144442943650.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1444429387 + ... + 1444429486.
Almost surely, 2144442943650 is an apocalyptic number.
144442943650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
144442943650 is a deficient number, since it is larger than the sum of its proper divisors (124220931632).
144442943650 is a wasteful number, since it uses less digits than its factorization.
144442943650 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2888858885 (or 2888858880 counting only the distinct ones).
The product of its (nonzero) digits is 1658880, while the sum is 46.
The spelling of 144442943650 in words is "one hundred forty-four billion, four hundred forty-two million, nine hundred forty-three thousand, six hundred fifty".
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