Base | Representation |
---|---|
bin | 100111001000110… |
… | …1010011011001101 |
3 | 10101112010011112120 |
4 | 1032101222123031 |
5 | 10142143044234 |
6 | 334151323153 |
7 | 44354316102 |
oct | 11621523315 |
9 | 3345104476 |
10 | 1313253069 |
11 | 61432a517 |
12 | 3079804b9 |
13 | 17c0c842b |
14 | c65b0aa9 |
15 | 7a45c049 |
hex | 4e46a6cd |
1313253069 has 8 divisors (see below), whose sum is σ = 1751174880. Its totient is φ = 875416656.
The previous prime is 1313253059. The next prime is 1313253089. The reversal of 1313253069 is 9603523131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1313253069 - 29 = 1313252557 is a prime.
It is a super-2 number, since 2×13132530692 = 3449267246475837522, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1313253059) 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, 38527 + ... + 64115.
It is an arithmetic number, because the mean of its divisors is an integer number (218896860).
Almost surely, 21313253069 is an apocalyptic number.
It is an amenable number.
1313253069 is a deficient number, since it is larger than the sum of its proper divisors (437921811).
1313253069 is a wasteful number, since it uses less digits than its factorization.
1313253069 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42699.
The product of its (nonzero) digits is 14580, while the sum is 33.
The square root of 1313253069 is about 36238.8337146769. The cubic root of 1313253069 is about 1095.0891468465.
The spelling of 1313253069 in words is "one billion, three hundred thirteen million, two hundred fifty-three thousand, sixty-nine".
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