Base | Representation |
---|---|
bin | 111011001000… |
… | …1010101111010 |
3 | 2011100011112021 |
4 | 1312101111322 |
5 | 30414112101 |
6 | 3024305054 |
7 | 524346514 |
oct | 166212572 |
9 | 64304467 |
10 | 31004026 |
11 | 16556869 |
12 | a47218a |
13 | 6566ca1 |
14 | 4190bb4 |
15 | 2ac65a1 |
hex | 1d9157a |
31004026 has 8 divisors (see below), whose sum is σ = 46678464. Its totient is φ = 15444540.
The previous prime is 31004011. The next prime is 31004027. The reversal of 31004026 is 62040013.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×310040262 = 1922499256417352, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (31004027) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28060 + ... + 29143.
It is an arithmetic number, because the mean of its divisors is an integer number (5834808).
Almost surely, 231004026 is an apocalyptic number.
31004026 is a deficient number, since it is larger than the sum of its proper divisors (15674438).
31004026 is a wasteful number, since it uses less digits than its factorization.
31004026 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57476.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 31004026 is about 5568.1258965652. The cubic root of 31004026 is about 314.1516637886.
Adding to 31004026 its reverse (62040013), we get a palindrome (93044039).
The spelling of 31004026 in words is "thirty-one million, four thousand, twenty-six".
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