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145514166 = 2374184503
BaseRepresentation
bin10001010110001…
…01111010110110
3101010210212220120
420223011322312
5244222423131
622234512410
73414564360
oct1053057266
9333725816
10145514166
1175158a46
1240895706
13241bb175
141547bd30
15cb95496
hex8ac5eb6

145514166 has 32 divisors (see below), whose sum is σ = 340720128. Its totient is φ = 40560960.

The previous prime is 145514153. The next prime is 145514167. The reversal of 145514166 is 661415541.

145514166 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145514167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40530 + ... + 43973.

It is an arithmetic number, because the mean of its divisors is an integer number (10647504).

Almost surely, 2145514166 is an apocalyptic number.

145514166 is an abundant number, since it is smaller than the sum of its proper divisors (195205962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145514166 is a wasteful number, since it uses less digits than its factorization.

145514166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84556.

The product of its digits is 14400, while the sum is 33.

The square root of 145514166 is about 12062.9252671149. The cubic root of 145514166 is about 525.9790239675.

The spelling of 145514166 in words is "one hundred forty-five million, five hundred fourteen thousand, one hundred sixty-six".

Divisors: 1 2 3 6 7 14 21 41 42 82 123 246 287 574 861 1722 84503 169006 253509 507018 591521 1183042 1774563 3464623 3549126 6929246 10393869 20787738 24252361 48504722 72757083 145514166