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2030115 = 35413301
BaseRepresentation
bin111101111101000100011
310211010210110
413233220203
51004430430
6111302403
723153463
oct7575043
93733713
102030115
11116728a
1281aa03
13561069
143abba3
152a17b0
hex1efa23

2030115 has 16 divisors (see below), whose sum is σ = 3328416. Its totient is φ = 1056000.

The previous prime is 2030101. The next prime is 2030117. The reversal of 2030115 is 5110302.

2030115 is nontrivially palindromic in base 14.

It is not a de Polignac number, because 2030115 - 24 = 2030099 is a prime.

2030115 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2030115.

It is not an unprimeable number, because it can be changed into a prime (2030117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1036 + ... + 2265.

It is an arithmetic number, because the mean of its divisors is an integer number (208026).

22030115 is an apocalyptic number.

2030115 is a deficient number, since it is larger than the sum of its proper divisors (1298301).

2030115 is a wasteful number, since it uses less digits than its factorization.

2030115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3350.

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 2030115 is about 1424.8210413943. The cubic root of 2030115 is about 126.6213326535.

Adding to 2030115 its reverse (5110302), we get a palindrome (7140417).

It can be divided in two parts, 2030 and 115, that added together give a triangular number (2145 = T65).

The spelling of 2030115 in words is "two million, thirty thousand, one hundred fifteen".

Divisors: 1 3 5 15 41 123 205 615 3301 9903 16505 49515 135341 406023 676705 2030115