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3020134013 = 13757306893
BaseRepresentation
bin1011010000000011…
…1001011001111101
321210110220201000022
42310000321121331
522141123242023
61215403541525
7134561500301
oct26400713175
97713821008
103020134013
11130a872426
1270352a8a5
13391913960
14209167d01
1512a21e7c8
hexb403967d

3020134013 has 8 divisors (see below), whose sum is σ = 3256759128. Its totient is φ = 2784124224.

The previous prime is 3020134001. The next prime is 3020134021. The reversal of 3020134013 is 3104310203.

It is a happy number.

3020134013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 20052484 + 3000081529 = 4478^2 + 54773^2 .

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 3020134013 - 216 = 3020068477 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3020133982 and 3020134000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3020134043) 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, 143606 + ... + 163287.

It is an arithmetic number, because the mean of its divisors is an integer number (407094891).

Almost surely, 23020134013 is an apocalyptic number.

It is an amenable number.

3020134013 is a deficient number, since it is larger than the sum of its proper divisors (236625115).

3020134013 is a wasteful number, since it uses less digits than its factorization.

3020134013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307663.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 3020134013 is about 54955.7459507193. The cubic root of 3020134013 is about 1445.4688537351.

Adding to 3020134013 its reverse (3104310203), we get a palindrome (6124444216).

The spelling of 3020134013 in words is "three billion, twenty million, one hundred thirty-four thousand, thirteen".

Divisors: 1 13 757 9841 306893 3989609 232318001 3020134013