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3103101013 = 16007193859
BaseRepresentation
bin1011100011110101…
…1001000001010101
322000021000212100011
42320331121001111
522323343213023
61231530120221
7136616631505
oct27075310125
98007025304
103103101013
11135268a7a1
12727280071
133a5b7265c
142161a3a05
1513265c50d
hexb8f59055

3103101013 has 4 divisors (see below), whose sum is σ = 3103310880. Its totient is φ = 3102891148.

The previous prime is 3103100989. The next prime is 3103101017. The reversal of 3103101013 is 3101013013.

It is a happy number.

3103101013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3101013013 = 7443001859.

It is a cyclic number.

It is not a de Polignac number, because 3103101013 - 213 = 3103092821 is a prime.

It is a super-3 number, since 3×31031010133 (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3103100984 and 3103101002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3103101017) 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, 80923 + ... + 112936.

It is an arithmetic number, because the mean of its divisors is an integer number (775827720).

Almost surely, 23103101013 is an apocalyptic number.

It is an amenable number.

3103101013 is a deficient number, since it is larger than the sum of its proper divisors (209867).

3103101013 is a wasteful number, since it uses less digits than its factorization.

3103101013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209866.

The product of its (nonzero) digits is 27, while the sum is 13.

The square root of 3103101013 is about 55705.4845863493. The cubic root of 3103101013 is about 1458.5857658682.

Adding to 3103101013 its reverse (3101013013), we get a palindrome (6204114026).

The spelling of 3103101013 in words is "three billion, one hundred three million, one hundred one thousand, thirteen".

Divisors: 1 16007 193859 3103101013