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150065305 = 5139723801
BaseRepresentation
bin10001111000111…
…01000010011001
3101110101002220021
420330131002121
5301404042210
622520230441
73501351115
oct1074350231
9343332807
10150065305
1177787315
124230b421
1325122850
1415d04745
15d293bda
hex8f1d099

150065305 has 16 divisors (see below), whose sum is σ = 195938064. Its totient is φ = 109670400.

The previous prime is 150065291. The next prime is 150065323. The reversal of 150065305 is 503560051.

It can be written as a sum of positive squares in 8 ways, for example, as 3873024 + 146192281 = 1968^2 + 12091^2 .

It is not a de Polignac number, because 150065305 - 27 = 150065177 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 150065305.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5596 + ... + 18205.

It is an arithmetic number, because the mean of its divisors is an integer number (12246129).

Almost surely, 2150065305 is an apocalyptic number.

It is an amenable number.

150065305 is a deficient number, since it is larger than the sum of its proper divisors (45872759).

150065305 is a wasteful number, since it uses less digits than its factorization.

150065305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23916.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 150065305 is about 12250.1144892609. The cubic root of 150065305 is about 531.4063810905.

The spelling of 150065305 in words is "one hundred fifty million, sixty-five thousand, three hundred five".

Divisors: 1 5 13 65 97 485 1261 6305 23801 119005 309413 1547065 2308697 11543485 30013061 150065305