Base | Representation |
---|---|
bin | 1101110101111101… |
… | …01111001000010010 |
3 | 201011221120110200201 |
4 | 12322332233020102 |
5 | 110210041203232 |
6 | 3225245005414 |
7 | 352112514613 |
oct | 67276571022 |
9 | 21157513621 |
10 | 7431975442 |
11 | 317417a171 |
12 | 1534b5386a |
13 | 915961708 |
14 | 507085c0a |
15 | 2d76e6be7 |
hex | 1bafaf212 |
7431975442 has 24 divisors (see below), whose sum is σ = 11851634304. Its totient is φ = 3494644032.
The previous prime is 7431975361. The next prime is 7431975451. The reversal of 7431975442 is 2445791347.
It is a junction number, because it is equal to n+sod(n) for n = 7431975392 and 7431975401.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 855163 + ... + 863809.
It is an arithmetic number, because the mean of its divisors is an integer number (493818096).
Almost surely, 27431975442 is an apocalyptic number.
7431975442 is a deficient number, since it is larger than the sum of its proper divisors (4419658862).
7431975442 is a wasteful number, since it uses less digits than its factorization.
7431975442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10170 (or 10153 counting only the distinct ones).
The product of its digits is 846720, while the sum is 46.
The square root of 7431975442 is about 86208.9058160466. The cubic root of 7431975442 is about 1951.4979016384.
The spelling of 7431975442 in words is "seven billion, four hundred thirty-one million, nine hundred seventy-five thousand, four hundred forty-two".
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