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147053201 = 281677773
BaseRepresentation
bin10001100001111…
…01101010010001
3101020201002001212
420300331222101
5300121200301
622331505505
73433634351
oct1060755221
9336632055
10147053201
117600a279
12412b8295
1324609839
141575cb61
15cd9b4bb
hex8c3da91

147053201 has 8 divisors (see below), whose sum is σ = 147985704. Its totient is φ = 146124160.

The previous prime is 147053161. The next prime is 147053219. The reversal of 147053201 is 102350741.

It can be written as a sum of positive squares in 4 ways, for example, as 43033600 + 104019601 = 6560^2 + 10199^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 147053201 - 214 = 147036817 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (147053251) 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 7 ways as a sum of consecutive naturals, for example, 189851 + ... + 190623.

It is an arithmetic number, because the mean of its divisors is an integer number (18498213).

Almost surely, 2147053201 is an apocalyptic number.

It is an amenable number.

147053201 is a deficient number, since it is larger than the sum of its proper divisors (932503).

147053201 is an equidigital number, since it uses as much as digits as its factorization.

147053201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1731.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 147053201 is about 12126.5494267743. The cubic root of 147053201 is about 527.8268689808.

The spelling of 147053201 in words is "one hundred forty-seven million, fifty-three thousand, two hundred one".

Divisors: 1 281 677 773 190237 217213 523321 147053201