Base | Representation |
---|---|
bin | 111011001011… |
… | …0001111100101 |
3 | 2011101012001210 |
4 | 1312112033211 |
5 | 30420232401 |
6 | 3024542033 |
7 | 524462163 |
oct | 166261745 |
9 | 64335053 |
10 | 31024101 |
11 | 1656a959 |
12 | a481919 |
13 | 6573174 |
14 | 4198233 |
15 | 2acc4d6 |
hex | 1d963e5 |
31024101 has 8 divisors (see below), whose sum is σ = 41597280. Its totient is φ = 20566832.
The previous prime is 31024073. The next prime is 31024109. The reversal of 31024101 is 10142013.
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 31024101 - 222 = 26829797 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31024109) 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, 28350 + ... + 29423.
It is an arithmetic number, because the mean of its divisors is an integer number (5199660).
Almost surely, 231024101 is an apocalyptic number.
It is an amenable number.
31024101 is a deficient number, since it is larger than the sum of its proper divisors (10573179).
31024101 is a wasteful number, since it uses less digits than its factorization.
31024101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57955.
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 31024101 is about 5569.9282760194. The cubic root of 31024101 is about 314.2194531995.
Adding to 31024101 its reverse (10142013), we get a palindrome (41166114).
It can be divided in two parts, 31024 and 101, that added together give a triangular number (31125 = T249).
The spelling of 31024101 in words is "thirty-one million, twenty-four thousand, one hundred one".
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