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1330220013 = 33132534397
BaseRepresentation
bin100111101001001…
…1000101111101101
310102201001011210220
41033102120233231
510211014020023
6335555121553
744651453313
oct11722305755
93381034726
101330220013
11622968a91
123115a32b9
13182789145
14c894a0b3
157bbae3e3
hex4f498bed

1330220013 has 16 divisors (see below), whose sum is σ = 1831819776. Its totient is φ = 857747520.

The previous prime is 1330219987. The next prime is 1330220027. The reversal of 1330220013 is 3100220331.

It is not a de Polignac number, because 1330220013 - 213 = 1330211821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1330219974 and 1330220001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1330220033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 300331 + ... + 304727.

It is an arithmetic number, because the mean of its divisors is an integer number (114488736).

Almost surely, 21330220013 is an apocalyptic number.

It is an amenable number.

1330220013 is a deficient number, since it is larger than the sum of its proper divisors (501599763).

1330220013 is a wasteful number, since it uses less digits than its factorization.

1330220013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7684.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 1330220013 is about 36472.1813578514. The cubic root of 1330220013 is about 1099.7850855617.

Adding to 1330220013 its reverse (3100220331), we get a palindrome (4430440344).

The spelling of 1330220013 in words is "one billion, three hundred thirty million, two hundred twenty thousand, thirteen".

Divisors: 1 3 31 93 3253 4397 9759 13191 100843 136307 302529 408921 14303441 42910323 443406671 1330220013