Base | Representation |
---|---|
bin | 100000111110111100… |
… | …1011000011100101110 |
3 | 20202211101021201010102 |
4 | 1001331321120130232 |
5 | 2130030401433321 |
6 | 52312320311102 |
7 | 5055163161461 |
oct | 1017571303456 |
9 | 222741251112 |
10 | 70831671086 |
11 | 280486a4950 |
12 | 11889472492 |
13 | 68aa839017 |
14 | 35dd2672d8 |
15 | 1c98641c0b |
hex | 107de5872e |
70831671086 has 16 divisors (see below), whose sum is σ = 116093640960. Its totient is φ = 32144194680.
The previous prime is 70831671083. The next prime is 70831671101. The reversal of 70831671086 is 68017613807.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 70831671086.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70831671083) 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, 2587046 + ... + 2614281.
It is an arithmetic number, because the mean of its divisors is an integer number (7255852560).
Almost surely, 270831671086 is an apocalyptic number.
70831671086 is a deficient number, since it is larger than the sum of its proper divisors (45261969874).
70831671086 is a wasteful number, since it uses less digits than its factorization.
70831671086 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5201959.
The product of its (nonzero) digits is 338688, while the sum is 47.
The spelling of 70831671086 in words is "seventy billion, eight hundred thirty-one million, six hundred seventy-one thousand, eighty-six".
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