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2010124145 = 53971012657
BaseRepresentation
bin111011111010000…
…0000111101110001
312012002101212221102
41313310000331301
513104042433040
6531243534145
7100545526151
oct16764007561
95162355842
102010124145
11941732027
1248122a355
132605b0593
14150d72761
15bb712515
hex77d00f71

2010124145 has 8 divisors (see below), whose sum is σ = 2418227304. Its totient is φ = 1604047104.

The previous prime is 2010124093. The next prime is 2010124147. The reversal of 2010124145 is 5414210102.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 150013504 + 1860110641 = 12248^2 + 43129^2 .

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 2010124145 - 226 = 1943015281 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2010124147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 504344 + ... + 508313.

It is an arithmetic number, because the mean of its divisors is an integer number (302278413).

Almost surely, 22010124145 is an apocalyptic number.

It is an amenable number.

2010124145 is a deficient number, since it is larger than the sum of its proper divisors (408103159).

2010124145 is a wasteful number, since it uses less digits than its factorization.

2010124145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1013059.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 2010124145 is about 44834.4080478375. The cubic root of 2010124145 is about 1262.0434099660.

Adding to 2010124145 its reverse (5414210102), we get a palindrome (7424334247).

The spelling of 2010124145 in words is "two billion, ten million, one hundred twenty-four thousand, one hundred forty-five".

Divisors: 1 5 397 1985 1012657 5063285 402024829 2010124145