Base | Representation |
---|---|
bin | 1000010000111111011… |
… | …1001010100001011111 |
3 | 111120112020010102212220 |
4 | 2010033313022201133 |
5 | 4311304002240111 |
6 | 145122305400423 |
7 | 13154615265543 |
oct | 2041767124137 |
9 | 446466112786 |
10 | 142000040031 |
11 | 55249358893 |
12 | 2362b639113 |
13 | 10510051635 |
14 | 6c310d7a23 |
15 | 3a615e0e06 |
hex | 210fdca85f |
142000040031 has 8 divisors (see below), whose sum is σ = 189335151744. Its totient is φ = 94665810840.
The previous prime is 142000039991. The next prime is 142000040057. The reversal of 142000040031 is 130040000241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 142000040031 - 27 = 142000039903 is a prime.
It is a super-2 number, since 2×1420000400312 (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 (142000040071) 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, 423270 + ... + 680556.
It is an arithmetic number, because the mean of its divisors is an integer number (23666893968).
Almost surely, 2142000040031 is an apocalyptic number.
142000040031 is a deficient number, since it is larger than the sum of its proper divisors (47335111713).
142000040031 is a wasteful number, since it uses less digits than its factorization.
142000040031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 441261.
The product of its (nonzero) digits is 96, while the sum is 15.
Adding to 142000040031 its reverse (130040000241), we get a palindrome (272040040272).
The spelling of 142000040031 in words is "one hundred forty-two billion, forty thousand, thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.098 sec. • engine limits •