Base | Representation |
---|---|
bin | 1000010000100000000… |
… | …1111011110001000000 |
3 | 111120012001212220101120 |
4 | 2010020001323301000 |
5 | 4311021333123230 |
6 | 145101253232240 |
7 | 13151431406124 |
oct | 2041001736100 |
9 | 446161786346 |
10 | 141868645440 |
11 | 55191174115 |
12 | 235b3632680 |
13 | 104bba68162 |
14 | 6c1b893584 |
15 | 3a54cd9310 |
hex | 210807bc40 |
141868645440 has 112 divisors (see below), whose sum is σ = 453456446400. Its totient is φ = 37577697280.
The previous prime is 141868645421. The next prime is 141868645441. The reversal of 141868645440 is 44546868141.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (141868645441) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 352866 + ... + 638945.
Almost surely, 2141868645440 is an apocalyptic number.
141868645440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
141868645440 is an abundant number, since it is smaller than the sum of its proper divisors (311587800960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
141868645440 is a wasteful number, since it uses less digits than its factorization.
141868645440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 991980 (or 991970 counting only the distinct ones).
The product of its (nonzero) digits is 2949120, while the sum is 51.
The spelling of 141868645440 in words is "one hundred forty-one billion, eight hundred sixty-eight million, six hundred forty-five thousand, four hundred forty".
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