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313140400253 = 2397140358763
BaseRepresentation
bin1001000111010001001…
…11110101000001111101
31002221021021220112010222
410203220213311001331
520112302420302003
6355504341311125
731423624325222
oct4435047650175
91087237815128
10313140400253
1111089065751a
12508321054a5
13236b531ab85
14112283b7949
15822b0e5c38
hex48e89f507d

313140400253 has 8 divisors (see below), whose sum is σ = 330123812928. Its totient is φ = 296437705344.

The previous prime is 313140400211. The next prime is 313140400291. The reversal of 313140400253 is 352004041313.

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 313140400253 - 28 = 313140399997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313140400453) 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, 70177151 + ... + 70181612.

It is an arithmetic number, because the mean of its divisors is an integer number (41265476616).

Almost surely, 2313140400253 is an apocalyptic number.

It is an amenable number.

313140400253 is a deficient number, since it is larger than the sum of its proper divisors (16983412675).

313140400253 is a wasteful number, since it uses less digits than its factorization.

313140400253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140358883.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 313140400253 its reverse (352004041313), we get a palindrome (665144441566).

The spelling of 313140400253 in words is "three hundred thirteen billion, one hundred forty million, four hundred thousand, two hundred fifty-three".

Divisors: 1 23 97 2231 140358763 3228251549 13614800011 313140400253