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2042210120 = 23551055253
BaseRepresentation
bin111100110111001…
…1010011101001000
312021022210000121212
41321232122131020
513140301210440
6534351352252
7101415333236
oct17156323510
95238700555
102042210120
11958857765
1248bb22688
13267135b72
14155325956
15be44e465
hex79b9a748

2042210120 has 16 divisors (see below), whose sum is σ = 4594972860. Its totient is φ = 816884032.

The previous prime is 2042210099. The next prime is 2042210171. The reversal of 2042210120 is 210122402.

It can be written as a sum of positive squares in 2 ways, for example, as 1873677796 + 168532324 = 43286^2 + 12982^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2042210095 and 2042210104.

It is an unprimeable number.

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, 25527587 + ... + 25527666.

Almost surely, 22042210120 is an apocalyptic number.

2042210120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2042210120 is an abundant number, since it is smaller than the sum of its proper divisors (2552762740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2042210120 is a wasteful number, since it uses less digits than its factorization.

2042210120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51055264 (or 51055260 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 2042210120 is about 45190.8189790803. The cubic root of 2042210120 is about 1268.7229852774.

Adding to 2042210120 its reverse (210122402), we get a palindrome (2252332522).

The spelling of 2042210120 in words is "two billion, forty-two million, two hundred ten thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 51055253 102110506 204221012 255276265 408442024 510552530 1021105060 2042210120