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47212014 = 2322934361
BaseRepresentation
bin1011010000011…
…0010111101110
310021211121201010
42310012113232
544041241024
64403530050
71112203233
oct264062756
9107747633
1047212014
11247170a3
1213989926
139a20405
1463ad78a
154228b29
hex2d065ee

47212014 has 16 divisors (see below), whose sum is σ = 94839120. Its totient is φ = 15668160.

The previous prime is 47212013. The next prime is 47212021. The reversal of 47212014 is 41021274.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47212013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15807 + ... + 18554.

It is an arithmetic number, because the mean of its divisors is an integer number (5927445).

Almost surely, 247212014 is an apocalyptic number.

47212014 is an abundant number, since it is smaller than the sum of its proper divisors (47627106).

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

47212014 is a wasteful number, since it uses less digits than its factorization.

47212014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34595.

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 47212014 is about 6871.0999119501. The cubic root of 47212014 is about 361.4244335851.

Adding to 47212014 its reverse (41021274), we get a palindrome (88233288).

The spelling of 47212014 in words is "forty-seven million, two hundred twelve thousand, fourteen".

Divisors: 1 2 3 6 229 458 687 1374 34361 68722 103083 206166 7868669 15737338 23606007 47212014