Base | Representation |
---|---|
bin | 1110101001111110… |
… | …11011011111000110 |
3 | 202022100201100021101 |
4 | 13110333123133012 |
5 | 112103300132432 |
6 | 3340434210314 |
7 | 365661665620 |
oct | 72477333706 |
9 | 22270640241 |
10 | 7868364742 |
11 | 3378539987 |
12 | 163712399a |
13 | 9851a4234 |
14 | 548dddc10 |
15 | 310b974e7 |
hex | 1d4fdb7c6 |
7868364742 has 16 divisors (see below), whose sum is σ = 13505317920. Its totient is φ = 3367983168.
The previous prime is 7868364739. The next prime is 7868364821. The reversal of 7868364742 is 2474638687.
It is a super-2 number, since 2×78683647422 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
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, 336033 + ... + 358684.
It is an arithmetic number, because the mean of its divisors is an integer number (844082370).
Almost surely, 27868364742 is an apocalyptic number.
7868364742 is a deficient number, since it is larger than the sum of its proper divisors (5636953178).
7868364742 is a wasteful number, since it uses less digits than its factorization.
7868364742 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 695535.
The product of its digits is 10838016, while the sum is 55.
The square root of 7868364742 is about 88703.8034246559. The cubic root of 7868364742 is about 1988.9696729458.
The spelling of 7868364742 in words is "seven billion, eight hundred sixty-eight million, three hundred sixty-four thousand, seven hundred forty-two".
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