Base | Representation |
---|---|
bin | 111100100001110… |
… | …1001111000100011 |
3 | 12020112200112202211 |
4 | 1321003221320203 |
5 | 13124414013443 |
6 | 533311222551 |
7 | 101221140034 |
oct | 17103517043 |
9 | 5215615684 |
10 | 2031001123 |
11 | 9524a1228 |
12 | 488217a57 |
13 | 264a0cc18 |
14 | 153a48a8b |
15 | bd48819d |
hex | 790e9e23 |
2031001123 has 2 divisors, whose sum is σ = 2031001124. Its totient is φ = 2031001122.
The previous prime is 2031001117. The next prime is 2031001127. The reversal of 2031001123 is 3211001302.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2031001123 is a prime.
It is a super-2 number, since 2×20310011232 = 8249931123254522258, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2031001127) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015500561 + 1015500562.
It is an arithmetic number, because the mean of its divisors is an integer number (1015500562).
Almost surely, 22031001123 is an apocalyptic number.
2031001123 is a deficient number, since it is larger than the sum of its proper divisors (1).
2031001123 is an equidigital number, since it uses as much as digits as its factorization.
2031001123 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 36, while the sum is 13.
The square root of 2031001123 is about 45066.6298163064. The cubic root of 2031001123 is about 1266.3975291605.
Adding to 2031001123 its reverse (3211001302), we get a palindrome (5242002425).
The spelling of 2031001123 in words is "two billion, thirty-one million, one thousand, one hundred twenty-three".
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