Base | Representation |
---|---|
bin | 100100101000101… |
… | …0001100001100001 |
3 | 10011200002010120002 |
4 | 1021101101201201 |
5 | 10004142434433 |
6 | 321551225345 |
7 | 42314402645 |
oct | 11121214141 |
9 | 3150063502 |
10 | 1229264993 |
11 | 580984a90 |
12 | 2a3818255 |
13 | 16789ca48 |
14 | b938ac25 |
15 | 72dbb9e8 |
hex | 49451861 |
1229264993 has 8 divisors (see below), whose sum is σ = 1373724576. Its totient is φ = 1090256800.
The previous prime is 1229264947. The next prime is 1229265001. The reversal of 1229264993 is 3994629221.
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 1229264993 - 26 = 1229264929 is a prime.
It is a super-2 number, since 2×12292649932 = 3022184846030580098, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1229264903) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1362371 + ... + 1363272.
It is an arithmetic number, because the mean of its divisors is an integer number (171715572).
Almost surely, 21229264993 is an apocalyptic number.
It is an amenable number.
1229264993 is a deficient number, since it is larger than the sum of its proper divisors (144459583).
1229264993 is a wasteful number, since it uses less digits than its factorization.
1229264993 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2725695.
The product of its digits is 419904, while the sum is 47.
The square root of 1229264993 is about 35060.8755309961. The cubic root of 1229264993 is about 1071.2278079699.
The spelling of 1229264993 in words is "one billion, two hundred twenty-nine million, two hundred sixty-four thousand, nine hundred ninety-three".
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