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45040240511 = 722812820833
BaseRepresentation
bin101001111100100110…
…111000011101111111
311022020221011021122222
4221330212320131333
51214220300144021
632405144355555
73153065504360
oct517446703577
9138227137588
1045040240511
1118113050372
12888ba75bbb
13432a3602b6
142273b45b67
15128923b6ab
hexa7c9b877f

45040240511 has 8 divisors (see below), whose sum is σ = 51497145504. Its totient is φ = 38588981760.

The previous prime is 45040240493. The next prime is 45040240519. The reversal of 45040240511 is 11504204054.

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

It is not a de Polignac number, because 45040240511 - 26 = 45040240447 is a prime.

It is a super-2 number, since 2×450402405112 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45040240519) 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, 1394450 + ... + 1426383.

It is an arithmetic number, because the mean of its divisors is an integer number (6437143188).

Almost surely, 245040240511 is an apocalyptic number.

45040240511 is a deficient number, since it is larger than the sum of its proper divisors (6456904993).

45040240511 is a wasteful number, since it uses less digits than its factorization.

45040240511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2823121.

The product of its (nonzero) digits is 3200, while the sum is 26.

Adding to 45040240511 its reverse (11504204054), we get a palindrome (56544444565).

The spelling of 45040240511 in words is "forty-five billion, forty million, two hundred forty thousand, five hundred eleven".

Divisors: 1 7 2281 15967 2820833 19745831 6434320073 45040240511