Base | Representation |
---|---|
bin | 1000010001110111010… |
… | …0111010110100001111 |
3 | 111121010112222201122012 |
4 | 2010131310322310033 |
5 | 4312243442114211 |
6 | 145201435211435 |
7 | 13163461610012 |
oct | 2043564726417 |
9 | 447115881565 |
10 | 142234332431 |
11 | 55359633174 |
12 | 23695ba6b7b |
13 | 105497545a9 |
14 | 6c54285379 |
15 | 3a76e70d8b |
hex | 211dd3ad0f |
142234332431 has 8 divisors (see below), whose sum is σ = 142546067328. Its totient is φ = 141922935000.
The previous prime is 142234332413. The next prime is 142234332451. The reversal of 142234332431 is 134233432241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 142234332431 - 230 = 141160590607 is a prime.
It is a super-2 number, since 2×1422343324312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142234332451) 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, 768926 + ... + 935796.
It is an arithmetic number, because the mean of its divisors is an integer number (17818258416).
Almost surely, 2142234332431 is an apocalyptic number.
142234332431 is a deficient number, since it is larger than the sum of its proper divisors (311734897).
142234332431 is a wasteful number, since it uses less digits than its factorization.
142234332431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 168733.
The product of its digits is 41472, while the sum is 32.
Adding to 142234332431 its reverse (134233432241), we get a palindrome (276467764672).
The spelling of 142234332431 in words is "one hundred forty-two billion, two hundred thirty-four million, three hundred thirty-two thousand, four hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •