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10110301231 = 20407495433
BaseRepresentation
bin10010110101001111…
…01111010000101111
3222002121022111222011
421122213233100233
5131201214114411
64351122502051
7505354066612
oct113247572057
928077274864
1010110301231
114319001a58
121b61b04927
13c517c9984
146bca76179
153e28e9c21
hex25a9ef42f

10110301231 has 4 divisors (see below), whose sum is σ = 10110817072. Its totient is φ = 10109785392.

The previous prime is 10110301207. The next prime is 10110301249. The reversal of 10110301231 is 13210301101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10110301231 is a prime.

It is a super-2 number, since 2×101103012312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10110302231) 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, 227310 + ... + 268123.

It is an arithmetic number, because the mean of its divisors is an integer number (2527704268).

Almost surely, 210110301231 is an apocalyptic number.

10110301231 is a deficient number, since it is larger than the sum of its proper divisors (515841).

10110301231 is an equidigital number, since it uses as much as digits as its factorization.

10110301231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515840.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 10110301231 its reverse (13210301101), we get a palindrome (23320602332).

The spelling of 10110301231 in words is "ten billion, one hundred ten million, three hundred one thousand, two hundred thirty-one".

Divisors: 1 20407 495433 10110301231