Base | Representation |
---|---|
bin | 1110100110001110… |
… | …10111010010000010 |
3 | 202020011111021101011 |
4 | 13103013113102002 |
5 | 112022220441432 |
6 | 3333351431134 |
7 | 365130316336 |
oct | 72307272202 |
9 | 22204437334 |
10 | 7836890242 |
11 | 33617a16a5 |
12 | 16286854aa |
13 | 97b80407c |
14 | 544b697c6 |
15 | 30d02b847 |
hex | 1d31d7482 |
7836890242 has 8 divisors (see below), whose sum is σ = 11814408000. Its totient is φ = 3898754244.
The previous prime is 7836890221. The next prime is 7836890279. The reversal of 7836890242 is 2420986387.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×78368902422 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9844942 + ... + 9845737.
It is an arithmetic number, because the mean of its divisors is an integer number (1476801000).
Almost surely, 27836890242 is an apocalyptic number.
7836890242 is a deficient number, since it is larger than the sum of its proper divisors (3977517758).
7836890242 is a wasteful number, since it uses less digits than its factorization.
7836890242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19690880.
The product of its (nonzero) digits is 1161216, while the sum is 49.
The square root of 7836890242 is about 88526.2121747000. The cubic root of 7836890242 is about 1986.3140816049.
The spelling of 7836890242 in words is "seven billion, eight hundred thirty-six million, eight hundred ninety thousand, two hundred forty-two".
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