Base | Representation |
---|---|
bin | 111101101010001… |
… | …0100011000001111 |
3 | 12100012001020001211 |
4 | 1323110110120033 |
5 | 13214121031134 |
6 | 541144115251 |
7 | 102161364106 |
oct | 17324243017 |
9 | 5305036054 |
10 | 2068923919 |
11 | 971943187 |
12 | 498a65b27 |
13 | 26c82a14a |
14 | 158abb03d |
15 | c1979764 |
hex | 7b51460f |
2068923919 has 16 divisors (see below), whose sum is σ = 2246680800. Its totient is φ = 1897507840.
The previous prime is 2068923917. The next prime is 2068923929. The reversal of 2068923919 is 9193298602.
It is a cyclic number.
It is not a de Polignac number, because 2068923919 - 21 = 2068923917 is a prime.
It is a super-2 number, since 2×20689239192 = 8560892365220637122, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2068923917) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1060557 + ... + 1062505.
It is an arithmetic number, because the mean of its divisors is an integer number (140417550).
Almost surely, 22068923919 is an apocalyptic number.
2068923919 is a deficient number, since it is larger than the sum of its proper divisors (177756881).
2068923919 is a wasteful number, since it uses less digits than its factorization.
2068923919 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3530.
The product of its (nonzero) digits is 419904, while the sum is 49.
The square root of 2068923919 is about 45485.4253470274. The cubic root of 2068923919 is about 1274.2310204012.
The spelling of 2068923919 in words is "two billion, sixty-eight million, nine hundred twenty-three thousand, nine hundred nineteen".
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