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2134671892 = 221117477769
BaseRepresentation
bin111111100111100…
…1000001000010100
312111202202120022221
41333033020020110
513332434000032
6551453232124
7103620261133
oct17717101024
95452676287
102134671892
119a5a6a651
124b6a92644
1328033a482
1416371391a
15c7615597
hex7f3c8214

2134671892 has 12 divisors (see below), whose sum is σ = 3739028020. Its totient is φ = 1066378176.

The previous prime is 2134671863. The next prime is 2134671899. The reversal of 2134671892 is 2981764312.

It can be written as a sum of positive squares in 2 ways, for example, as 133541136 + 2001130756 = 11556^2 + 44734^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2134671899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 234417 + ... + 243352.

Almost surely, 22134671892 is an apocalyptic number.

It is an amenable number.

2134671892 is a deficient number, since it is larger than the sum of its proper divisors (1604356128).

2134671892 is a wasteful number, since it uses less digits than its factorization.

2134671892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478890 (or 478888 counting only the distinct ones).

The product of its digits is 145152, while the sum is 43.

The square root of 2134671892 is about 46202.5095855193. The cubic root of 2134671892 is about 1287.5883657200.

The spelling of 2134671892 in words is "two billion, one hundred thirty-four million, six hundred seventy-one thousand, eight hundred ninety-two".

Divisors: 1 2 4 1117 2234 4468 477769 955538 1911076 533667973 1067335946 2134671892