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3033661711081 = 17417412
BaseRepresentation
bin101100001001010100010…
…101000010001011101001
3101202000102002201101010011
4230021110111002023221
5344200414344223311
610241351150451521
7432113652036331
oct54112425021351
911660362641104
103033661711081
11a6a628a48511
1240bb3b203ba1
131900c4700b41
14a6b897960c1
1553da4a6e321
hex2c2545422e9

3033661711081 has 3 divisors (see below), whose sum is σ = 3033663452823. Its totient is φ = 3033659969340.

The previous prime is 3033661711057. The next prime is 3033661711111. The reversal of 3033661711081 is 1801171663303.

The square root of 3033661711081 is 1741741.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 1858562350681 + 1175099360400 = 1363291^2 + 1084020^2 .

It is a de Polignac number, because none of the positive numbers 2k-3033661711081 is a prime.

It is a super-3 number, since 3×30336617110813 (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3033601711081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 870871 + ... + 2612611.

It is an arithmetic number, because the mean of its divisors is an integer number (1011221150941).

Almost surely, 23033661711081 is an apocalyptic number.

3033661711081 is the 1741741-st square number.

3033661711081 is the 870871-st centered octagonal number.

It is an amenable number.

3033661711081 is a deficient number, since it is larger than the sum of its proper divisors (1741742).

3033661711081 is an frugal number, since it uses more digits than its factorization.

3033661711081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3483482 (or 1741741 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 40.

The spelling of 3033661711081 in words is "three trillion, thirty-three billion, six hundred sixty-one million, seven hundred eleven thousand, eighty-one".

Divisors: 1 1741741 3033661711081