Base | Representation |
---|---|
bin | 111011010110… |
… | …0000001010101 |
3 | 2011112201102111 |
4 | 1312230001111 |
5 | 30431111201 |
6 | 3030511021 |
7 | 525313222 |
oct | 166540125 |
9 | 64481374 |
10 | 31113301 |
11 | 1662097a |
12 | a505471 |
13 | 65a494b |
14 | 41bc949 |
15 | 2ae8b51 |
hex | 1dac055 |
31113301 has 8 divisors (see below), whose sum is σ = 32022144. Its totient is φ = 30211680.
The previous prime is 31113293. The next prime is 31113311. The reversal of 31113301 is 10331113.
It is a happy number.
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 31113301 - 23 = 31113293 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31113311) 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, 7636 + ... + 10978.
It is an arithmetic number, because the mean of its divisors is an integer number (4002768).
Almost surely, 231113301 is an apocalyptic number.
It is an amenable number.
31113301 is a deficient number, since it is larger than the sum of its proper divisors (908843).
31113301 is a wasteful number, since it uses less digits than its factorization.
31113301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3611.
The product of its (nonzero) digits is 27, while the sum is 13.
The square root of 31113301 is about 5577.9298131117. The cubic root of 31113301 is about 314.5203112948.
Adding to 31113301 its reverse (10331113), we get a palindrome (41444414).
The spelling of 31113301 in words is "thirty-one million, one hundred thirteen thousand, three hundred one".
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