Base | Representation |
---|---|
bin | 1110010100100101… |
… | …10001111011101010 |
3 | 201211211222222112012 |
4 | 13022102301323222 |
5 | 111221323404132 |
6 | 3310543315522 |
7 | 361352320133 |
oct | 71222617352 |
9 | 21754888465 |
10 | 7688888042 |
11 | 32961a4430 |
12 | 15a6babba2 |
13 | 956c545c4 |
14 | 52d240c8a |
15 | 3000440b2 |
hex | 1ca4b1eea |
7688888042 has 16 divisors (see below), whose sum is σ = 13244018400. Its totient is φ = 3311004240.
The previous prime is 7688888021. The next prime is 7688888131. The reversal of 7688888042 is 2408888867.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9196817 + ... + 9197652.
It is an arithmetic number, because the mean of its divisors is an integer number (827751150).
Almost surely, 27688888042 is an apocalyptic number.
7688888042 is a deficient number, since it is larger than the sum of its proper divisors (5555130358).
7688888042 is a wasteful number, since it uses less digits than its factorization.
7688888042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18394501.
The product of its (nonzero) digits is 11010048, while the sum is 59.
The square root of 7688888042 is about 87686.3047573565. The cubic root of 7688888042 is about 1973.7304700902.
The spelling of 7688888042 in words is "seven billion, six hundred eighty-eight million, eight hundred eighty-eight thousand, forty-two".
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