Base | Representation |
---|---|
bin | 111011001011… |
… | …0111101111110 |
3 | 2011101100010202 |
4 | 1312112331332 |
5 | 30420331240 |
6 | 3025003502 |
7 | 524503634 |
oct | 166267576 |
9 | 64340122 |
10 | 31027070 |
11 | 16572108 |
12 | a483592 |
13 | 6574619 |
14 | 4199354 |
15 | 2acd315 |
hex | 1d96f7e |
31027070 has 8 divisors (see below), whose sum is σ = 55848744. Its totient is φ = 12410824.
The previous prime is 31027067. The next prime is 31027081. The reversal of 31027070 is 7072013.
It is a sphenic number, since it is the product of 3 distinct primes.
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, 1551344 + ... + 1551363.
It is an arithmetic number, because the mean of its divisors is an integer number (6981093).
Almost surely, 231027070 is an apocalyptic number.
31027070 is a deficient number, since it is larger than the sum of its proper divisors (24821674).
31027070 is a wasteful number, since it uses less digits than its factorization.
31027070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3102714.
The product of its (nonzero) digits is 294, while the sum is 20.
The square root of 31027070 is about 5570.1947901308. The cubic root of 31027070 is about 314.2294764585.
Adding to 31027070 its reverse (7072013), we get a palindrome (38099083).
The spelling of 31027070 in words is "thirty-one million, twenty-seven thousand, seventy".
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