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3026642213 = 7432377459
BaseRepresentation
bin1011010001100110…
…1110010100100101
321210221011100120202
42310121232110211
522144310022323
61220155240245
7135001014530
oct26431562445
97727140522
103026642213
111313508101
12705749085
1339308206a
14209d7da17
1512aaa7d28
hexb466e525

3026642213 has 4 divisors (see below), whose sum is σ = 3459019680. Its totient is φ = 2594264748.

The previous prime is 3026642207. The next prime is 3026642231. The reversal of 3026642213 is 3122466203.

3026642213 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: 3122466203 = 23331338391.

It is a cyclic number.

It is not a de Polignac number, because 3026642213 - 228 = 2758206757 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3026642713) 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, 216188723 + ... + 216188736.

It is an arithmetic number, because the mean of its divisors is an integer number (864754920).

Almost surely, 23026642213 is an apocalyptic number.

It is an amenable number.

3026642213 is a deficient number, since it is larger than the sum of its proper divisors (432377467).

3026642213 is an equidigital number, since it uses as much as digits as its factorization.

3026642213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432377466.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 3026642213 is about 55014.9271834472. The cubic root of 3026642213 is about 1446.5064071437.

The spelling of 3026642213 in words is "three billion, twenty-six million, six hundred forty-two thousand, two hundred thirteen".

Divisors: 1 7 432377459 3026642213