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3013053521 = 23211162057
BaseRepresentation
bin1011001110010111…
…1000110001010001
321202222120222101212
42303211320301101
522132320203041
61214552105505
7134444350412
oct26345706121
97688528355
103013053521
111306876785
12701095295
13390304c0a
14208243809
151297c18eb
hexb3978c51

3013053521 has 8 divisors (see below), whose sum is σ = 3145595904. Its totient is φ = 2880639520.

The previous prime is 3013053509. The next prime is 3013053529. The reversal of 3013053521 is 1253503103.

3013053521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3013053521 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3013053529) 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, 17525 + ... + 79581.

It is an arithmetic number, because the mean of its divisors is an integer number (393199488).

Almost surely, 23013053521 is an apocalyptic number.

It is an amenable number.

3013053521 is a deficient number, since it is larger than the sum of its proper divisors (132542383).

3013053521 is a wasteful number, since it uses less digits than its factorization.

3013053521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64191.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 3013053521 is about 54891.2882067820. The cubic root of 3013053521 is about 1444.3383697711.

Adding to 3013053521 its reverse (1253503103), we get a palindrome (4266556624).

The spelling of 3013053521 in words is "three billion, thirteen million, fifty-three thousand, five hundred twenty-one".

Divisors: 1 23 2111 48553 62057 1427311 131002327 3013053521