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147663214 = 273831607
BaseRepresentation
bin10001100110100…
…10100101101110
3101021212001211221
420303102211232
5300300210324
622352533554
73442054666
oct1063224556
9337761757
10147663214
1176396616
12415512ba
13247913aa
141587b1a6
15ce6c0e4
hex8cd296e

147663214 has 4 divisors (see below), whose sum is σ = 221494824. Its totient is φ = 73831606.

The previous prime is 147663211. The next prime is 147663223. The reversal of 147663214 is 412366741.

147663214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 412366741 = 2113195157.

It is a self number, because there is not a number n which added to its sum of digits gives 147663214.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147663211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36915802 + ... + 36915805.

It is an arithmetic number, because the mean of its divisors is an integer number (55373706).

Almost surely, 2147663214 is an apocalyptic number.

147663214 is a deficient number, since it is larger than the sum of its proper divisors (73831610).

147663214 is an equidigital number, since it uses as much as digits as its factorization.

147663214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73831609.

The product of its digits is 24192, while the sum is 34.

The square root of 147663214 is about 12151.6753577439. The cubic root of 147663214 is about 528.5557141733. Note that the first 3 decimals are identical.

The spelling of 147663214 in words is "one hundred forty-seven million, six hundred sixty-three thousand, two hundred fourteen".

Divisors: 1 2 73831607 147663214