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2027195140 = 2251131635503
BaseRepresentation
bin111100011010100…
…1000101100000100
312020021112011221111
41320311020230010
513122430221030
6533053454404
7101143605625
oct17065105404
95207464844
102027195140
11950331793
12486aa1404
13263ca9769
14153337a4c
15bce8562a
hex78d48b04

2027195140 has 48 divisors (see below), whose sum is σ = 4321916928. Its totient is φ = 798626304.

The previous prime is 2027195129. The next prime is 2027195179. The reversal of 2027195140 is 415917202.

It is an unprimeable number.

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, 365629 + ... + 371131.

It is an arithmetic number, because the mean of its divisors is an integer number (90039936).

Almost surely, 22027195140 is an apocalyptic number.

2027195140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2027195140 is an abundant number, since it is smaller than the sum of its proper divisors (2294721788).

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

2027195140 is a wasteful number, since it uses less digits than its factorization.

2027195140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5788 (or 5786 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 2027195140 is about 45024.3838380938. The cubic root of 2027195140 is about 1265.6059817007.

The spelling of 2027195140 in words is "two billion, twenty-seven million, one hundred ninety-five thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 113 163 226 326 452 565 652 815 1130 1630 2260 3260 5503 11006 18419 22012 27515 36838 55030 73676 92095 110060 184190 368380 621839 896989 1243678 1793978 2487356 3109195 3587956 4484945 6218390 8969890 12436780 17939780 101359757 202719514 405439028 506798785 1013597570 2027195140