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2122052115 = 351747593001
BaseRepresentation
bin111111001111011…
…1111001000010011
312110220000102020210
41332132333020103
513321221131430
6550322535203
7103405100601
oct17636771023
95426012223
102122052115
11999930187
124b2807503
1327a83c351
14161b8a871
15c64712b0
hex7e7bf213

2122052115 has 64 divisors (see below), whose sum is σ = 3734968320. Its totient is φ = 1024512000.

The previous prime is 2122052089. The next prime is 2122052123. The reversal of 2122052115 is 5112502212.

It is not a de Polignac number, because 2122052115 - 222 = 2117857811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2122052091 and 2122052100.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 705615 + ... + 708615.

It is an arithmetic number, because the mean of its divisors is an integer number (58358880).

Almost surely, 22122052115 is an apocalyptic number.

2122052115 is a deficient number, since it is larger than the sum of its proper divisors (1612916205).

2122052115 is a wasteful number, since it uses less digits than its factorization.

2122052115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3132.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 2122052115 is about 46065.7368876261. The cubic root of 2122052115 is about 1285.0460227679.

Adding to 2122052115 its reverse (5112502212), we get a palindrome (7234554327).

The spelling of 2122052115 in words is "two billion, one hundred twenty-two million, fifty-two thousand, one hundred fifteen".

Divisors: 1 3 5 15 17 47 51 59 85 141 177 235 255 295 705 799 885 1003 2397 2773 3001 3009 3995 5015 8319 9003 11985 13865 15005 15045 41595 45015 47141 51017 141047 141423 153051 177059 235705 255085 423141 531177 705235 707115 765255 885295 2115705 2397799 2655885 3010003 7193397 8321773 9030009 11988995 15050015 24965319 35966985 41608865 45150045 124826595 141470141 424410423 707350705 2122052115