Base | Representation |
---|---|
bin | 100100001100111… |
… | …0101000001001111 |
3 | 10010122201200201211 |
4 | 1020121311001033 |
5 | 4441432332234 |
6 | 320311515251 |
7 | 42050015545 |
oct | 11031650117 |
9 | 3118650654 |
10 | 1214730319 |
11 | 573757960 |
12 | 29a988b27 |
13 | 16488114a |
14 | b7485d95 |
15 | 7199a164 |
hex | 4867504f |
1214730319 has 8 divisors (see below), whose sum is σ = 1367907840. Its totient is φ = 1068677400.
The previous prime is 1214730311. The next prime is 1214730323. The reversal of 1214730319 is 9130374121.
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 1214730319 - 23 = 1214730311 is a prime.
It is a super-2 number, since 2×12147303192 = 2951139495795683522, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1214730311) 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, 1780789 + ... + 1781470.
It is an arithmetic number, because the mean of its divisors is an integer number (170988480).
Almost surely, 21214730319 is an apocalyptic number.
1214730319 is a deficient number, since it is larger than the sum of its proper divisors (153177521).
1214730319 is a wasteful number, since it uses less digits than its factorization.
1214730319 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3562301.
The product of its (nonzero) digits is 4536, while the sum is 31.
The square root of 1214730319 is about 34852.9814936972. The cubic root of 1214730319 is about 1066.9890368185.
The spelling of 1214730319 in words is "one billion, two hundred fourteen million, seven hundred thirty thousand, three hundred nineteen".
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