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2067025420 = 225131788941
BaseRepresentation
bin111101100110100…
…0100111000001100
312100001110202211001
41323031010320030
513213124303140
6541035310044
7102136266115
oct17315047014
95301422731
102067025420
11970866879
124982ab324
1326c313c85
1415874520c
15c1701e9a
hex7b344e0c

2067025420 has 24 divisors (see below), whose sum is σ = 4373894448. Its totient is φ = 820497600.

The previous prime is 2067025403. The next prime is 2067025451. The reversal of 2067025420 is 245207602.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 391851 + ... + 397090.

It is an arithmetic number, because the mean of its divisors is an integer number (182245602).

Almost surely, 22067025420 is an apocalyptic number.

2067025420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2067025420 is an abundant number, since it is smaller than the sum of its proper divisors (2306869028).

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

2067025420 is a wasteful number, since it uses less digits than its factorization.

2067025420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789081 (or 789079 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 2067025420 is about 45464.5512459982. The cubic root of 2067025420 is about 1273.8411451582.

It can be divided in two parts, 206 and 7025420, that added together give a triangular number (7025626 = T3748).

The spelling of 2067025420 in words is "two billion, sixty-seven million, twenty-five thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 131 262 524 655 1310 2620 788941 1577882 3155764 3944705 7889410 15778820 103351271 206702542 413405084 516756355 1033512710 2067025420