Base | Representation |
---|---|
bin | 111100110111100… |
… | …1100100000100110 |
3 | 12021100011102212021 |
4 | 1321233030200212 |
5 | 13140324241032 |
6 | 534400013354 |
7 | 101420146045 |
oct | 17157144046 |
9 | 5240142767 |
10 | 2042415142 |
11 | 9589877a9 |
12 | 49000125a |
13 | 2671a8291 |
14 | 15537a55c |
15 | be490097 |
hex | 79bcc826 |
2042415142 has 4 divisors (see below), whose sum is σ = 3063622716. Its totient is φ = 1021207570.
The previous prime is 2042415107. The next prime is 2042415149. The reversal of 2042415142 is 2415142402.
It is a semiprime because it is the product of two primes.
It is a super-2 number, since 2×20424151422 = 8342919224541760328, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2042415149) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510603784 + ... + 510603787.
It is an arithmetic number, because the mean of its divisors is an integer number (765905679).
Almost surely, 22042415142 is an apocalyptic number.
2042415142 is a deficient number, since it is larger than the sum of its proper divisors (1021207574).
2042415142 is a wasteful number, since it uses less digits than its factorization.
2042415142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1021207573.
The product of its (nonzero) digits is 2560, while the sum is 25.
The square root of 2042415142 is about 45193.0873253864. The cubic root of 2042415142 is about 1268.7654404941.
Adding to 2042415142 its reverse (2415142402), we get a palindrome (4457557544).
The spelling of 2042415142 in words is "two billion, forty-two million, four hundred fifteen thousand, one hundred forty-two".
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