Base | Representation |
---|---|
bin | 1000010000111111011… |
… | …1000011111011110000 |
3 | 111120112020002001212020 |
4 | 2010033313003323300 |
5 | 4311304000404130 |
6 | 145122305031440 |
7 | 13154615124054 |
oct | 2041767037360 |
9 | 446466061766 |
10 | 142000013040 |
11 | 5524933a586 |
12 | 2362b625580 |
13 | 10510042272 |
14 | 6c310cbc64 |
15 | 3a615d7e10 |
hex | 210fdc3ef0 |
142000013040 has 40 divisors (see below), whose sum is σ = 440200041168. Its totient is φ = 37866670080.
The previous prime is 142000013039. The next prime is 142000013047. The reversal of 142000013040 is 40310000241.
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142000013047) 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, 295833121 + ... + 295833600.
Almost surely, 2142000013040 is an apocalyptic number.
142000013040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
142000013040 is an abundant number, since it is smaller than the sum of its proper divisors (298200028128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142000013040 is a wasteful number, since it uses less digits than its factorization.
142000013040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 591666737 (or 591666731 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
Adding to 142000013040 its reverse (40310000241), we get a palindrome (182310013281).
The spelling of 142000013040 in words is "one hundred forty-two billion, thirteen thousand, forty".
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