Base | Representation |
---|---|
bin | 10000000111100000110111… |
… | …011011101111011010110101 |
3 | 100021222112202102111002122202 |
4 | 100013200313123233122311 |
5 | 33242340110442202211 |
6 | 410432052435034245 |
7 | 20634164056563224 |
oct | 2007406733573265 |
9 | 307875672432582 |
10 | 70885070272181 |
11 | 2064a20a220490 |
12 | 7b4a00273b985 |
13 | 307258337c429 |
14 | 1370bda0bacbb |
15 | 82dd3b48e53b |
hex | 4078376ef6b5 |
70885070272181 has 8 divisors (see below), whose sum is σ = 77330212727328. Its totient is φ = 64440102010000.
The previous prime is 70885070272171. The next prime is 70885070272213. The reversal of 70885070272181 is 18127207058807.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 70885070272181 - 222 = 70885066077877 is a prime.
It is a super-2 number, since 2×708850702721812 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70885070272171) 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, 42696650 + ... + 44325771.
It is an arithmetic number, because the mean of its divisors is an integer number (9666276590916).
Almost surely, 270885070272181 is an apocalyptic number.
It is an amenable number.
70885070272181 is a deficient number, since it is larger than the sum of its proper divisors (6445142455147).
70885070272181 is a wasteful number, since it uses less digits than its factorization.
70885070272181 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87096483.
The product of its (nonzero) digits is 3512320, while the sum is 56.
The spelling of 70885070272181 in words is "seventy trillion, eight hundred eighty-five billion, seventy million, two hundred seventy-two thousand, one hundred eighty-one".
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