Base | Representation |
---|---|
bin | 1110001010101001001100… |
… | …10010110001011111110011 |
3 | 11002022002212020200022101110 |
4 | 13011110212102301133303 |
5 | 13040343334301102202 |
6 | 150131014424004403 |
7 | 6363442412103222 |
oct | 705244622613763 |
9 | 132262766608343 |
10 | 31152040253427 |
11 | 9a20562655755 |
12 | 35b1583300703 |
13 | 144c817886592 |
14 | 799aa411acb9 |
15 | 3905092d426c |
hex | 1c55264b17f3 |
31152040253427 has 8 divisors (see below), whose sum is σ = 41544196419280. Its totient is φ = 20763955461600.
The previous prime is 31152040253387. The next prime is 31152040253437. The reversal of 31152040253427 is 72435204025113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 31152040253427 - 28 = 31152040253171 is a prime.
It is a super-4 number, since 4×311520402534274 (a number of 55 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31152040253437) 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, 1017825652 + ... + 1017856257.
It is an arithmetic number, because the mean of its divisors is an integer number (5193024552410).
Almost surely, 231152040253427 is an apocalyptic number.
31152040253427 is a deficient number, since it is larger than the sum of its proper divisors (10392156165853).
31152040253427 is a wasteful number, since it uses less digits than its factorization.
31152040253427 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2035687013.
The product of its (nonzero) digits is 201600, while the sum is 39.
The spelling of 31152040253427 in words is "thirty-one trillion, one hundred fifty-two billion, forty million, two hundred fifty-three thousand, four hundred twenty-seven".
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