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5123100311 = 76111997893
BaseRepresentation
bin1001100010101110…
…00100111010010111
3111020001000110102222
410301113010322113
540443003202221
62204205452555
7240645430340
oct46127047227
914201013388
105123100311
1121999470aa
12bab87115b
136384cca04
143685870c7
151eeb709ab
hex1315c4e97

5123100311 has 8 divisors (see below), whose sum is σ = 5950955424. Its totient is φ = 4319241120.

The previous prime is 5123100289. The next prime is 5123100313. The reversal of 5123100311 is 1130013215.

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 5123100311 - 210 = 5123099287 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5123100311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5123100313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5998520 + ... + 5999373.

It is an arithmetic number, because the mean of its divisors is an integer number (743869428).

Almost surely, 25123100311 is an apocalyptic number.

5123100311 is a deficient number, since it is larger than the sum of its proper divisors (827855113).

5123100311 is a wasteful number, since it uses less digits than its factorization.

5123100311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11997961.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 5123100311 is about 71575.8360831363. The cubic root of 5123100311 is about 1723.8955681623.

Adding to 5123100311 its reverse (1130013215), we get a palindrome (6253113526).

The spelling of 5123100311 in words is "five billion, one hundred twenty-three million, one hundred thousand, three hundred eleven".

Divisors: 1 7 61 427 11997893 83985251 731871473 5123100311