Base | Representation |
---|---|
bin | 101001111110110… |
… | …1001110111110111 |
3 | 10122011122220122021 |
4 | 1103331221313313 |
5 | 10341104434343 |
6 | 351440414011 |
7 | 46623336121 |
oct | 12375516767 |
9 | 3564586567 |
10 | 1408671223 |
11 | 6631815a3 |
12 | 333917307 |
13 | 195ac658b |
14 | d512c211 |
15 | 83a090ed |
hex | 53f69df7 |
1408671223 has 2 divisors, whose sum is σ = 1408671224. Its totient is φ = 1408671222.
The previous prime is 1408671193. The next prime is 1408671233. The reversal of 1408671223 is 3221768041.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1408671223 is a prime.
It is a super-2 number, since 2×14086712232 = 3968709229016631458, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1408671233) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 704335611 + 704335612.
It is an arithmetic number, because the mean of its divisors is an integer number (704335612).
Almost surely, 21408671223 is an apocalyptic number.
1408671223 is a deficient number, since it is larger than the sum of its proper divisors (1).
1408671223 is an equidigital number, since it uses as much as digits as its factorization.
1408671223 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 16128, while the sum is 34.
The square root of 1408671223 is about 37532.2690894116. The cubic root of 1408671223 is about 1120.9938093884.
The spelling of 1408671223 in words is "one billion, four hundred eight million, six hundred seventy-one thousand, two hundred twenty-three".
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