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2520346045 = 5783867589
BaseRepresentation
bin1001011000111001…
…0110110110111101
320111122110211210211
42112032112312331
520130202033140
61054031432421
7116312405440
oct22616266675
96448424724
102520346045
111083740318
125a4085711
13312204229
1419ca29657
15eb3e92ea
hex96396dbd

2520346045 has 16 divisors (see below), whose sum is σ = 3498122880. Its totient is φ = 1707413184.

The previous prime is 2520346019. The next prime is 2520346061. The reversal of 2520346045 is 5406430252.

It is a cyclic number.

It is not a de Polignac number, because 2520346045 - 25 = 2520346013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2520345998 and 2520346016.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 430890 + ... + 436699.

It is an arithmetic number, because the mean of its divisors is an integer number (218632680).

Almost surely, 22520346045 is an apocalyptic number.

It is an amenable number.

2520346045 is a deficient number, since it is larger than the sum of its proper divisors (977776835).

2520346045 is an equidigital number, since it uses as much as digits as its factorization.

2520346045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867684.

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 2520346045 is about 50203.0481644292. The cubic root of 2520346045 is about 1360.8807092830.

Adding to 2520346045 its reverse (5406430252), we get a palindrome (7926776297).

The spelling of 2520346045 in words is "two billion, five hundred twenty million, three hundred forty-six thousand, forty-five".

Divisors: 1 5 7 35 83 415 581 2905 867589 4337945 6073123 30365615 72009887 360049435 504069209 2520346045