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145256095 = 5187915461
BaseRepresentation
bin10001010100001…
…10111010011111
3101010022202220101
420222012322133
5244141143340
622225201531
73412441105
oct1052067237
9333282811
10145256095
1174aa2066
12407902a7
132412a86a
1415411c75
15cb43c9a
hex8a86e9f

145256095 has 8 divisors (see below), whose sum is σ = 174411360. Its totient is φ = 116135520.

The previous prime is 145256087. The next prime is 145256113. The reversal of 145256095 is 590652541.

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

It is not a de Polignac number, because 145256095 - 23 = 145256087 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1665 + ... + 17125.

It is an arithmetic number, because the mean of its divisors is an integer number (21801420).

Almost surely, 2145256095 is an apocalyptic number.

145256095 is a deficient number, since it is larger than the sum of its proper divisors (29155265).

145256095 is a wasteful number, since it uses less digits than its factorization.

145256095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17345.

The product of its (nonzero) digits is 54000, while the sum is 37.

The square root of 145256095 is about 12052.2236537495. The cubic root of 145256095 is about 525.6678967396.

The spelling of 145256095 in words is "one hundred forty-five million, two hundred fifty-six thousand, ninety-five".

Divisors: 1 5 1879 9395 15461 77305 29051219 145256095