Base | Representation |
---|---|
bin | 100111001110111… |
… | …0001110110000111 |
3 | 10101202002112100201 |
4 | 1032131301312013 |
5 | 10144001213231 |
6 | 334343351331 |
7 | 44423314660 |
oct | 11635616607 |
9 | 3352075321 |
10 | 1316429191 |
11 | 6160a9810 |
12 | 308a52547 |
13 | 17c96acac |
14 | c6b9a367 |
15 | 7a888161 |
hex | 4e771d87 |
1316429191 has 8 divisors (see below), whose sum is σ = 1641262464. Its totient is φ = 1025788920.
The previous prime is 1316429159. The next prime is 1316429197. The reversal of 1316429191 is 1919246131.
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 1316429191 - 25 = 1316429159 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1316429191.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1316429197) 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, 8548165 + ... + 8548318.
It is an arithmetic number, because the mean of its divisors is an integer number (205157808).
Almost surely, 21316429191 is an apocalyptic number.
1316429191 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
1316429191 is a deficient number, since it is larger than the sum of its proper divisors (324833273).
1316429191 is a wasteful number, since it uses less digits than its factorization.
1316429191 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17096501.
The product of its digits is 11664, while the sum is 37.
The square root of 1316429191 is about 36282.6293286471. The cubic root of 1316429191 is about 1095.9712658632.
The spelling of 1316429191 in words is "one billion, three hundred sixteen million, four hundred twenty-nine thousand, one hundred ninety-one".
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