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34040042413 = 1312492096449
BaseRepresentation
bin11111101100111100…
…011101001110101101
310020212022100022200121
4133230330131032231
51024203222324123
623345432124541
72313354405106
oct375474351655
9106768308617
1034040042413
1113488797763
12671bb36751
133296396740
14190cc233ad
15d4365d75d
hex7ecf1d3ad

34040042413 has 8 divisors (see below), whose sum is σ = 36687875000. Its totient is φ = 31396405248.

The previous prime is 34040042357. The next prime is 34040042437. The reversal of 34040042413 is 31424004043.

It can be written as a sum of positive squares in 4 ways, for example, as 155700484 + 33884341929 = 12478^2 + 184077^2 .

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

It is not a de Polignac number, because 34040042413 - 221 = 34037945261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34040042213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1031988 + ... + 1064461.

It is an arithmetic number, because the mean of its divisors is an integer number (4585984375).

Almost surely, 234040042413 is an apocalyptic number.

It is an amenable number.

34040042413 is a deficient number, since it is larger than the sum of its proper divisors (2647832587).

34040042413 is a wasteful number, since it uses less digits than its factorization.

34040042413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2097711.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 34040042413 its reverse (31424004043), we get a palindrome (65464046456).

The spelling of 34040042413 in words is "thirty-four billion, forty million, forty-two thousand, four hundred thirteen".

Divisors: 1 13 1249 16237 2096449 27253837 2618464801 34040042413