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2130042415 = 51672550949
BaseRepresentation
bin111111011110101…
…1101111000101111
312111110001100212211
41332331131320233
513330242324130
6551210111251
7103533030124
oct17675357057
95443040784
102130042415
119a3398436
124b541b527
1327c3a9237
14162c6a74b
15c6eeda2a
hex7ef5de2f

2130042415 has 8 divisors (see below), whose sum is σ = 2571357600. Its totient is φ = 1693829472.

The previous prime is 2130042413. The next prime is 2130042419. The reversal of 2130042415 is 5142400312.

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

It is a cyclic number.

It is not a de Polignac number, because 2130042415 - 21 = 2130042413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130042413) 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, 1274640 + ... + 1276309.

It is an arithmetic number, because the mean of its divisors is an integer number (321419700).

Almost surely, 22130042415 is an apocalyptic number.

2130042415 is a deficient number, since it is larger than the sum of its proper divisors (441315185).

2130042415 is a wasteful number, since it uses less digits than its factorization.

2130042415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2551121.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2130042415 is about 46152.3825495499. The cubic root of 2130042415 is about 1286.6568915723.

Adding to 2130042415 its reverse (5142400312), we get a palindrome (7272442727).

The spelling of 2130042415 in words is "two billion, one hundred thirty million, forty-two thousand, four hundred fifteen".

Divisors: 1 5 167 835 2550949 12754745 426008483 2130042415