Base | Representation |
---|---|
bin | 1000010010000111111… |
… | …1110000101100110100 |
3 | 111121022102121121101110 |
4 | 2010201333300230310 |
5 | 4312414344032234 |
6 | 145212414355020 |
7 | 13165301310561 |
oct | 2044177605464 |
9 | 447272547343 |
10 | 142304283444 |
11 | 55395070424 |
12 | 236b54bba70 |
13 | 1055b0a6a1b |
14 | 6c5d693868 |
15 | 3a7d18c1e9 |
hex | 2121ff0b34 |
142304283444 has 12 divisors (see below), whose sum is σ = 332043328064. Its totient is φ = 47434761144.
The previous prime is 142304283391. The next prime is 142304283461. The reversal of 142304283444 is 444382403241.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×1423042834442 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5929345132 + ... + 5929345155.
Almost surely, 2142304283444 is an apocalyptic number.
It is an amenable number.
142304283444 is an abundant number, since it is smaller than the sum of its proper divisors (189739044620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142304283444 is a wasteful number, since it uses less digits than its factorization.
142304283444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11858690294 (or 11858690292 counting only the distinct ones).
The product of its (nonzero) digits is 294912, while the sum is 39.
Adding to 142304283444 its reverse (444382403241), we get a palindrome (586686686685).
The spelling of 142304283444 in words is "one hundred forty-two billion, three hundred four million, two hundred eighty-three thousand, four hundred forty-four".
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