Base | Representation |
---|---|
bin | 11101000000000110… |
… | …010001101110000110 |
3 | 2222101012200221120212 |
4 | 131000012101232012 |
5 | 1002233340031332 |
6 | 22150001355422 |
7 | 2151452656436 |
oct | 350006215606 |
9 | 88335627525 |
10 | 31140158342 |
11 | 1222a897957 |
12 | 6050938b72 |
13 | 2c236666c7 |
14 | 1715a3c2c6 |
15 | c23c938b2 |
hex | 740191b86 |
31140158342 has 8 divisors (see below), whose sum is σ = 46827896736. Its totient is φ = 15530859432.
The previous prime is 31140158333. The next prime is 31140158359. The reversal of 31140158342 is 24385104113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 31140158299 and 31140158308.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19608878 + ... + 19610465.
It is an arithmetic number, because the mean of its divisors is an integer number (5853487092).
Almost surely, 231140158342 is an apocalyptic number.
31140158342 is a deficient number, since it is larger than the sum of its proper divisors (15687738394).
31140158342 is a wasteful number, since it uses less digits than its factorization.
31140158342 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39219742.
The product of its (nonzero) digits is 11520, while the sum is 32.
The spelling of 31140158342 in words is "thirty-one billion, one hundred forty million, one hundred fifty-eight thousand, three hundred forty-two".
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