Base | Representation |
---|---|
bin | 111100010110000… |
… | …101100111100110 |
3 | 2121120001102110102 |
4 | 330112011213212 |
5 | 4033140020032 |
6 | 244243424102 |
7 | 34042311653 |
oct | 7426054746 |
9 | 2546042412 |
10 | 1012423142 |
11 | 47a539545 |
12 | 243085032 |
13 | 131999963 |
14 | 98662c2a |
15 | 5dd37362 |
hex | 3c5859e6 |
1012423142 has 4 divisors (see below), whose sum is σ = 1518634716. Its totient is φ = 506211570.
The previous prime is 1012423133. The next prime is 1012423199. The reversal of 1012423142 is 2413242101.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253105784 + ... + 253105787.
It is an arithmetic number, because the mean of its divisors is an integer number (379658679).
Almost surely, 21012423142 is an apocalyptic number.
1012423142 is a deficient number, since it is larger than the sum of its proper divisors (506211574).
1012423142 is an equidigital number, since it uses as much as digits as its factorization.
1012423142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 506211573.
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 1012423142 is about 31818.5974235195. The cubic root of 1012423142 is about 1004.1240164420.
Adding to 1012423142 its reverse (2413242101), we get a palindrome (3425665243).
The spelling of 1012423142 in words is "one billion, twelve million, four hundred twenty-three thousand, one hundred forty-two".
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