Base | Representation |
---|---|
bin | 100111001000100… |
… | …0111110101101001 |
3 | 10101111211222012121 |
4 | 1032101013311221 |
5 | 10142124031101 |
6 | 334144311241 |
7 | 44353156060 |
oct | 11621076551 |
9 | 3344758177 |
10 | 1313111401 |
11 | 614243038 |
12 | 307912521 |
13 | 17c078ac4 |
14 | c65751d7 |
15 | 7a4300a1 |
hex | 4e447d69 |
1313111401 has 8 divisors (see below), whose sum is σ = 1505154560. Its totient is φ = 1122182208.
The previous prime is 1313111363. The next prime is 1313111473. The reversal of 1313111401 is 1041113131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1313111401 - 27 = 1313111273 is a prime.
It is a super-4 number, since 4×13131114014 (a number of 38 digits) contains 4444 as substring.
It is not an unprimeable number, because it can be changed into a prime (1313211401) 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, 275961 + ... + 280678.
It is an arithmetic number, because the mean of its divisors is an integer number (188144320).
Almost surely, 21313111401 is an apocalyptic number.
It is an amenable number.
1313111401 is a deficient number, since it is larger than the sum of its proper divisors (192043159).
1313111401 is an equidigital number, since it uses as much as digits as its factorization.
1313111401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 556983.
The product of its (nonzero) digits is 36, while the sum is 16.
The square root of 1313111401 is about 36236.8790184806. The cubic root of 1313111401 is about 1095.0497676205.
Adding to 1313111401 its reverse (1041113131), we get a palindrome (2354224532).
The spelling of 1313111401 in words is "one billion, three hundred thirteen million, one hundred eleven thousand, four hundred one".
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