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2120202214 = 21381546239
BaseRepresentation
bin111111001011111…
…1011011111100110
312110202112102122221
41332113323133212
513320232432324
6550215142554
7103353264364
oct17627733746
95422472587
102120202214
11998887339
124b2074a5a
1327a342330
14161828634
15c62080e4
hex7e5fb7e6

2120202214 has 8 divisors (see below), whose sum is σ = 3424942080. Its totient is φ = 978554856.

The previous prime is 2120202199. The next prime is 2120202239. The reversal of 2120202214 is 4122020212.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40773094 + ... + 40773145.

It is an arithmetic number, because the mean of its divisors is an integer number (428117760).

Almost surely, 22120202214 is an apocalyptic number.

2120202214 is a deficient number, since it is larger than the sum of its proper divisors (1304739866).

2120202214 is a wasteful number, since it uses less digits than its factorization.

2120202214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81546254.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 2120202214 is about 46045.6535842418. The cubic root of 2120202214 is about 1284.6725008331.

Adding to 2120202214 its reverse (4122020212), we get a palindrome (6242222426).

The spelling of 2120202214 in words is "two billion, one hundred twenty million, two hundred two thousand, two hundred fourteen".

Divisors: 1 2 13 26 81546239 163092478 1060101107 2120202214