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3031023013 = 19631252817
BaseRepresentation
bin1011010010101001…
…1011110110100101
321211020101220220121
42310222123312211
522201420214023
61220433201541
7135053161534
oct26452336645
97736356817
103031023013
111315a2a4a7
127071002b1
13393c57055
1420a7a031b
1512b170d5d
hexb4a9bda5

3031023013 has 8 divisors (see below), whose sum is σ = 3195619520. Its totient is φ = 2866933440.

The previous prime is 3031023011. The next prime is 3031023101. The reversal of 3031023013 is 3103201303.

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 3031023013 - 21 = 3031023011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3031023011) 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, 114420 + ... + 138397.

It is an arithmetic number, because the mean of its divisors is an integer number (399452440).

Almost surely, 23031023013 is an apocalyptic number.

It is an amenable number.

3031023013 is a deficient number, since it is larger than the sum of its proper divisors (164596507).

3031023013 is a wasteful number, since it uses less digits than its factorization.

3031023013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253467.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 3031023013 is about 55054.7274355255. The cubic root of 3031023013 is about 1447.2039678871.

Adding to 3031023013 its reverse (3103201303), we get a palindrome (6134224316).

The spelling of 3031023013 in words is "three billion, thirty-one million, twenty-three thousand, thirteen".

Divisors: 1 19 631 11989 252817 4803523 159527527 3031023013