Base | Representation |
---|---|
bin | 10010101010110… |
… | …101101110100001 |
3 | 210211101020001210 |
4 | 102222311232201 |
5 | 1120141020001 |
6 | 51025220333 |
7 | 10522216563 |
oct | 2252655641 |
9 | 724336053 |
10 | 313220001 |
11 | 150893906 |
12 | 88a916a9 |
13 | 4cb791a3 |
14 | 2d855333 |
15 | 1c770dd6 |
hex | 12ab5ba1 |
313220001 has 8 divisors (see below), whose sum is σ = 431098624. Its totient is φ = 202077360.
The previous prime is 313219969. The next prime is 313220009. The reversal of 313220001 is 100022313.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 313220001 - 25 = 313219969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (313220009) 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, 1683886 + ... + 1684071.
It is an arithmetic number, because the mean of its divisors is an integer number (53887328).
Almost surely, 2313220001 is an apocalyptic number.
313220001 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
It is an amenable number.
313220001 is a deficient number, since it is larger than the sum of its proper divisors (117878623).
313220001 is a wasteful number, since it uses less digits than its factorization.
313220001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3367991.
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 313220001 is about 17698.0225166542. The cubic root of 313220001 is about 679.1251733082.
Adding to 313220001 its reverse (100022313), we get a palindrome (413242314).
The spelling of 313220001 in words is "three hundred thirteen million, two hundred twenty thousand, one".
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