Search a number
-
+
10320231313 = 72085770687
BaseRepresentation
bin10011001110010001…
…00011101110010001
3222122020100001220101
421213020203232101
5132113434400223
64424022212401
7513513342640
oct114710435621
928566301811
1010320231313
114416557597
122000284101
13c8614ca62
146dc8c1357
154060664ad
hex267223b91

10320231313 has 8 divisors (see below), whose sum is σ = 11795282432. Its totient is φ = 8845363296.

The previous prime is 10320231287. The next prime is 10320231323. The reversal of 10320231313 is 31313202301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-10320231313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10320231323) 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, 110656 + ... + 181342.

It is an arithmetic number, because the mean of its divisors is an integer number (1474410304).

Almost surely, 210320231313 is an apocalyptic number.

It is an amenable number.

10320231313 is a deficient number, since it is larger than the sum of its proper divisors (1475051119).

10320231313 is an equidigital number, since it uses as much as digits as its factorization.

10320231313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91551.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 10320231313 its reverse (31313202301), we get a palindrome (41633433614).

The spelling of 10320231313 in words is "ten billion, three hundred twenty million, two hundred thirty-one thousand, three hundred thirteen".

Divisors: 1 7 20857 70687 145999 494809 1474318759 10320231313