Base | Representation |
---|---|
bin | 10000111100010… |
… | …00000011010010 |
3 | 100220102012011111 |
4 | 20132020003102 |
5 | 242340140101 |
6 | 22034003534 |
7 | 3343646344 |
oct | 1036100322 |
9 | 326365144 |
10 | 142115026 |
11 | 73247139 |
12 | 3b7165aa |
13 | 2359ac41 |
14 | 14c35294 |
15 | c723251 |
hex | 87880d2 |
142115026 has 4 divisors (see below), whose sum is σ = 213172542. Its totient is φ = 71057512.
The previous prime is 142115021. The next prime is 142115033. The reversal of 142115026 is 620511241.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 115541001 + 26574025 = 10749^2 + 5155^2 .
It is a super-2 number, since 2×1421150262 = 40393361229961352, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 142114988 and 142115006.
It is not an unprimeable number, because it can be changed into a prime (142115021) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35528755 + ... + 35528758.
Almost surely, 2142115026 is an apocalyptic number.
142115026 is a deficient number, since it is larger than the sum of its proper divisors (71057516).
142115026 is an equidigital number, since it uses as much as digits as its factorization.
142115026 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71057515.
The product of its (nonzero) digits is 480, while the sum is 22.
The square root of 142115026 is about 11921.2006945609. The cubic root of 142115026 is about 521.8511757492.
Adding to 142115026 its reverse (620511241), we get a palindrome (762626267).
The spelling of 142115026 in words is "one hundred forty-two million, one hundred fifteen thousand, twenty-six".
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