Base | Representation |
---|---|
bin | 1100110100010110… |
… | …10101000000011110 |
3 | 122202120222221012011 |
4 | 12122023111000132 |
5 | 103043144100230 |
6 | 3054505101434 |
7 | 332350605643 |
oct | 63213250036 |
9 | 18676887164 |
10 | 6881628190 |
11 | 2a11555128 |
12 | 140078787a |
13 | 85892c158 |
14 | 493d45dca |
15 | 2a4235e2a |
hex | 19a2d501e |
6881628190 has 16 divisors (see below), whose sum is σ = 12689051760. Its totient is φ = 2685513280.
The previous prime is 6881628179. The next prime is 6881628199. The reversal of 6881628190 is 918261886.
It is a super-2 number, since 2×68816281902 = 94713613090805352200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6881628199) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8391820 + ... + 8392639.
It is an arithmetic number, because the mean of its divisors is an integer number (793065735).
Almost surely, 26881628190 is an apocalyptic number.
6881628190 is a deficient number, since it is larger than the sum of its proper divisors (5807423570).
6881628190 is a wasteful number, since it uses less digits than its factorization.
6881628190 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16784507.
The product of its (nonzero) digits is 331776, while the sum is 49.
The square root of 6881628190 is about 82955.5796194566. The cubic root of 6881628190 is about 1902.0871054162.
The spelling of 6881628190 in words is "six billion, eight hundred eighty-one million, six hundred twenty-eight thousand, one hundred ninety".
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