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145002135 = 3514536653
BaseRepresentation
bin10001010010010…
…00111010010111
3101002211212112110
420221020322113
5244110032020
622215522103
73410332515
oct1051107227
9332755473
10145002135
1174939283
1240689333
132406c0a5
14153874b5
15cae38e0
hex8a48e97

145002135 has 16 divisors (see below), whose sum is σ = 232197984. Its totient is φ = 77269632.

The previous prime is 145002133. The next prime is 145002161. The reversal of 145002135 is 531200541.

It is not a de Polignac number, because 145002135 - 21 = 145002133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145002131) by changing a digit.

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, 18469 + ... + 25121.

It is an arithmetic number, because the mean of its divisors is an integer number (14512374).

Almost surely, 2145002135 is an apocalyptic number.

145002135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

145002135 is a deficient number, since it is larger than the sum of its proper divisors (87195849).

145002135 is a wasteful number, since it uses less digits than its factorization.

145002135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8114.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 145002135 is about 12041.6832295157. The cubic root of 145002135 is about 525.3613657217.

Adding to 145002135 its reverse (531200541), we get a palindrome (676202676).

The spelling of 145002135 in words is "one hundred forty-five million, two thousand, one hundred thirty-five".

Divisors: 1 3 5 15 1453 4359 6653 7265 19959 21795 33265 99795 9666809 29000427 48334045 145002135