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2120034113 = 17124707889
BaseRepresentation
bin111111001011101…
…0010011101000001
312110202012220001222
41332113102131001
513320212042423
6550211404425
7103351664321
oct17627223501
95422186058
102120034113
1199878200a
124b1bb3715
1327a2b3972
141617c3281
15c61c33c8
hex7e5d2741

2120034113 has 4 divisors (see below), whose sum is σ = 2244742020. Its totient is φ = 1995326208.

The previous prime is 2120034097. The next prime is 2120034127. The reversal of 2120034113 is 3114300212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1185631489 + 934402624 = 34433^2 + 30568^2 .

It is a cyclic number.

It is not a de Polignac number, because 2120034113 - 24 = 2120034097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 124707889 = 2120034113 / (2 + 1 + 2 + 0 + 0 + 3 + 4 + 1 + 1 + 3).

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2120034091 and 2120034100.

It is not an unprimeable number, because it can be changed into a prime (2120034143) 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 3 ways as a sum of consecutive naturals, for example, 62353928 + ... + 62353961.

It is an arithmetic number, because the mean of its divisors is an integer number (561185505).

Almost surely, 22120034113 is an apocalyptic number.

It is an amenable number.

2120034113 is a deficient number, since it is larger than the sum of its proper divisors (124707907).

2120034113 is a wasteful number, since it uses less digits than its factorization.

2120034113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124707906.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2120034113 is about 46043.8281749031. The cubic root of 2120034113 is about 1284.6385480277.

Adding to 2120034113 its reverse (3114300212), we get a palindrome (5234334325).

The spelling of 2120034113 in words is "two billion, one hundred twenty million, thirty-four thousand, one hundred thirteen".

Divisors: 1 17 124707889 2120034113