Search a number
-
+
10313201231 = 24174266943
BaseRepresentation
bin10011001101011011…
…01111011001001111
3222121202002220102222
421212231233121033
5132110134414411
64423211405555
7513366523034
oct114655573117
928552086388
1010313201231
114412595803
121bb9a538bb
13c8485ac48
146db9b138b
154056284db
hex266b6f64f

10313201231 has 4 divisors (see below), whose sum is σ = 10317470592. Its totient is φ = 10308931872.

The previous prime is 10313201167. The next prime is 10313201257. The reversal of 10313201231 is 13210231301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10313201231 - 26 = 10313201167 is a prime.

It is a super-3 number, since 3×103132012313 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10313201281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2131055 + ... + 2135888.

It is an arithmetic number, because the mean of its divisors is an integer number (2579367648).

Almost surely, 210313201231 is an apocalyptic number.

10313201231 is a deficient number, since it is larger than the sum of its proper divisors (4269361).

10313201231 is an equidigital number, since it uses as much as digits as its factorization.

10313201231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4269360.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 10313201231 its reverse (13210231301), we get a palindrome (23523432532).

The spelling of 10313201231 in words is "ten billion, three hundred thirteen million, two hundred one thousand, two hundred thirty-one".

Divisors: 1 2417 4266943 10313201231