Base | Representation |
---|---|
bin | 1101010011011100… |
… | …01011011110100101 |
3 | 200102202201122122100 |
4 | 12221232023132211 |
5 | 104111430004222 |
6 | 3140422522313 |
7 | 341665406013 |
oct | 65156133645 |
9 | 20382648570 |
10 | 7142422437 |
11 | 3035790767 |
12 | 1473b96399 |
13 | 89a980a87 |
14 | 4ba8318b3 |
15 | 2bc09d4ac |
hex | 1a9b8b7a5 |
7142422437 has 24 divisors (see below), whose sum is σ = 10438238720. Its totient is φ = 4705724160.
The previous prime is 7142422409. The next prime is 7142422457. The reversal of 7142422437 is 7342242417.
7142422437 is a `hidden beast` number, since 7 + 1 + 424 + 224 + 3 + 7 = 666.
It is not a de Polignac number, because 7142422437 - 210 = 7142421413 is a prime.
It is a super-2 number, since 2×71424224372 (a number of 21 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 (7142422457) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 639612 + ... + 650682.
Almost surely, 27142422437 is an apocalyptic number.
It is an amenable number.
7142422437 is a deficient number, since it is larger than the sum of its proper divisors (3295816283).
7142422437 is a wasteful number, since it uses less digits than its factorization.
7142422437 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11913 (or 11910 counting only the distinct ones).
The product of its digits is 75264, while the sum is 36.
The square root of 7142422437 is about 84512.8536791889. The cubic root of 7142422437 is about 1925.8177163044.
The spelling of 7142422437 in words is "seven billion, one hundred forty-two million, four hundred twenty-two thousand, four hundred thirty-seven".
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