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3330240034021 = 26029127943449
BaseRepresentation
bin110000011101100001110…
…001100011010011100101
3102210100221011011012100021
4300131201301203103211
5414030312422042041
611025520253315141
7462413311142065
oct60354161432345
912710834135307
103330240034021
11107438a75312a
1245950a795ab1
131b206a687064
14b72822c73a5
155b961b42cd1
hex30761c634e5

3330240034021 has 4 divisors (see below), whose sum is σ = 3330368003500. Its totient is φ = 3330112064544.

The previous prime is 3330240033973. The next prime is 3330240034049. The reversal of 3330240034021 is 1204300420333.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 240428412225 + 3089811621796 = 490335^2 + 1757786^2 .

It is a cyclic number.

It is not a de Polignac number, because 3330240034021 - 221 = 3330237936869 is a prime.

It is a super-3 number, since 3×33302400340213 (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3330240134021) 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, 63945696 + ... + 63997753.

It is an arithmetic number, because the mean of its divisors is an integer number (832592000875).

Almost surely, 23330240034021 is an apocalyptic number.

It is an amenable number.

3330240034021 is a deficient number, since it is larger than the sum of its proper divisors (127969479).

3330240034021 is a wasteful number, since it uses less digits than its factorization.

3330240034021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127969478.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 3330240034021 its reverse (1204300420333), we get a palindrome (4534540454354).

The spelling of 3330240034021 in words is "three trillion, three hundred thirty billion, two hundred forty million, thirty-four thousand, twenty-one".

Divisors: 1 26029 127943449 3330240034021