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145029064 = 23157115469
BaseRepresentation
bin10001010010011…
…11011111001000
3101002220020110211
420221033133020
5244111412224
622220250504
73410504155
oct1051173710
9332806424
10145029064
1174957534
12406a0a34
132407b41b
141539322c
15caeb894
hex8a4f7c8

145029064 has 16 divisors (see below), whose sum is σ = 273663900. Its totient is φ = 72052032.

The previous prime is 145029061. The next prime is 145029107. The reversal of 145029064 is 460920541.

145029064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 140232964 + 4796100 = 11842^2 + 2190^2 .

It is not an unprimeable number, because it can be changed into a prime (145029061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56479 + ... + 58990.

Almost surely, 2145029064 is an apocalyptic number.

It is an amenable number.

145029064 is a deficient number, since it is larger than the sum of its proper divisors (128634836).

145029064 is a wasteful number, since it uses less digits than its factorization.

145029064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115632 (or 115628 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 145029064 is about 12042.8013352376. The cubic root of 145029064 is about 525.3938861176.

The spelling of 145029064 in words is "one hundred forty-five million, twenty-nine thousand, sixty-four".

Divisors: 1 2 4 8 157 314 628 1256 115469 230938 461876 923752 18128633 36257266 72514532 145029064