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20200313 = 73193089
BaseRepresentation
bin100110100001…
…1101101111001
31102000021121202
41031003231321
520132402223
62000543545
7333462020
oct115035571
942007552
1020200313
1110447881
126921bb5
134253663
14297b8b7
151b90428
hex1343b79

20200313 has 8 divisors (see below), whose sum is σ = 23831040. Its totient is φ = 16755840.

The previous prime is 20200309. The next prime is 20200337. The reversal of 20200313 is 31300202.

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 20200313 - 22 = 20200309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20200294 and 20200303.

It is not an unprimeable number, because it can be changed into a prime (20200343) 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, 46328 + ... + 46761.

It is an arithmetic number, because the mean of its divisors is an integer number (2978880).

Almost surely, 220200313 is an apocalyptic number.

It is an amenable number.

20200313 is a deficient number, since it is larger than the sum of its proper divisors (3630727).

20200313 is an equidigital number, since it uses as much as digits as its factorization.

20200313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93127.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 20200313 is about 4494.4758315069. The cubic root of 20200313 is about 272.3449748086.

Adding to 20200313 its reverse (31300202), we get a palindrome (51500515).

The spelling of 20200313 in words is "twenty million, two hundred thousand, three hundred thirteen".

Divisors: 1 7 31 217 93089 651623 2885759 20200313