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2172066014 = 21278551441
BaseRepresentation
bin1000000101110111…
…0001100011011110
312121101010101102102
42001131301203132
513422022103024
6555310525102
7104553153656
oct20135614336
95541111372
102172066014
11a15090388
12507506792
13288000b81
14168689366
15caa501ae
hex817718de

2172066014 has 8 divisors (see below), whose sum is σ = 3283753728. Its totient is φ = 1077481440.

The previous prime is 2172066011. The next prime is 2172066031. The reversal of 2172066014 is 4106602712.

2172066014 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2172066011) 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, 4275467 + ... + 4275974.

It is an arithmetic number, because the mean of its divisors is an integer number (410469216).

Almost surely, 22172066014 is an apocalyptic number.

2172066014 is a deficient number, since it is larger than the sum of its proper divisors (1111687714).

2172066014 is a wasteful number, since it uses less digits than its factorization.

2172066014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8551570.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 2172066014 is about 46605.4290185167. The cubic root of 2172066014 is about 1295.0633310809.

Adding to 2172066014 its reverse (4106602712), we get a palindrome (6278668726).

The spelling of 2172066014 in words is "two billion, one hundred seventy-two million, sixty-six thousand, fourteen".

Divisors: 1 2 127 254 8551441 17102882 1086033007 2172066014