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165150147 = 3192897371
BaseRepresentation
bin10011101011111…
…11110111000011
3102111202111102010
421311333313003
5314234301042
624215424003
74043516211
oct1165776703
9374674363
10165150147
118524a828
1247385003
13282a49a6
1417d0dcb1
15e77359c
hex9d7fdc3

165150147 has 8 divisors (see below), whose sum is σ = 231789760. Its totient is φ = 104305320.

The previous prime is 165150131. The next prime is 165150187. The reversal of 165150147 is 741051561.

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

It is not a de Polignac number, because 165150147 - 24 = 165150131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165150127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1448629 + ... + 1448742.

It is an arithmetic number, because the mean of its divisors is an integer number (28973720).

Almost surely, 2165150147 is an apocalyptic number.

165150147 is a deficient number, since it is larger than the sum of its proper divisors (66639613).

165150147 is a wasteful number, since it uses less digits than its factorization.

165150147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2897393.

The product of its (nonzero) digits is 4200, while the sum is 30.

The square root of 165150147 is about 12851.0757137292. The cubic root of 165150147 is about 548.6469739458.

The spelling of 165150147 in words is "one hundred sixty-five million, one hundred fifty thousand, one hundred forty-seven".

Divisors: 1 3 19 57 2897371 8692113 55050049 165150147