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10123130311 = 72949867637
BaseRepresentation
bin10010110110110001…
…01011010111000111
3222010111110022011021
421123120223113013
5131213010132221
64352301452011
7505601121310
oct113330532707
928114408137
1010123130311
1143252746a8
121b66271007
13c5436c148
146c0655607
153e3ad1041
hex25b62b5c7

10123130311 has 8 divisors (see below), whose sum is σ = 11968233120. Its totient is φ = 8377762848.

The previous prime is 10123130287. The next prime is 10123130317. The reversal of 10123130311 is 11303132101.

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

It is not a de Polignac number, because 10123130311 - 27 = 10123130183 is a prime.

It is a super-3 number, since 3×101231303113 (a number of 31 digits) contains 333 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 (10123130317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24933616 + ... + 24934021.

It is an arithmetic number, because the mean of its divisors is an integer number (1496029140).

Almost surely, 210123130311 is an apocalyptic number.

10123130311 is a deficient number, since it is larger than the sum of its proper divisors (1845102809).

10123130311 is an equidigital number, since it uses as much as digits as its factorization.

10123130311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49867673.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 10123130311 its reverse (11303132101), we get a palindrome (21426262412).

The spelling of 10123130311 in words is "ten billion, one hundred twenty-three million, one hundred thirty thousand, three hundred eleven".

Divisors: 1 7 29 203 49867637 349073459 1446161473 10123130311