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147268067 = 191771037
BaseRepresentation
bin10001100011100…
…10000111100011
3101021002222210212
420301302013203
5300200034232
622340244335
73435520652
oct1061620743
9337088725
10147268067
1176146751
12413a06ab
132468358b
14157b7199
15cddeeb2
hex8c721e3

147268067 has 4 divisors (see below), whose sum is σ = 148039296. Its totient is φ = 146496840.

The previous prime is 147268039. The next prime is 147268097. The reversal of 147268067 is 760862741.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 760862741 = 1213627257.

It is a cyclic number.

It is not a de Polignac number, because 147268067 - 28 = 147267811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147268007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385328 + ... + 385709.

It is an arithmetic number, because the mean of its divisors is an integer number (37009824).

Almost surely, 2147268067 is an apocalyptic number.

147268067 is a deficient number, since it is larger than the sum of its proper divisors (771229).

147268067 is an equidigital number, since it uses as much as digits as its factorization.

147268067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771228.

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 147268067 is about 12135.4055144441. The cubic root of 147268067 is about 528.0838210111.

The spelling of 147268067 in words is "one hundred forty-seven million, two hundred sixty-eight thousand, sixty-seven".

Divisors: 1 191 771037 147268067