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145136 = 2447193
BaseRepresentation
bin100011011011110000
321101002102
4203123300
514121021
63035532
71143065
oct433360
9241072
10145136
119a052
126bba8
13510a4
143ac6c
152d00b
hex236f0

145136 has 20 divisors (see below), whose sum is σ = 288672. Its totient is φ = 70656.

The previous prime is 145133. The next prime is 145139. The reversal of 145136 is 631541.

145136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (145133) and next prime (145139).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145133) 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, 656 + ... + 848.

2145136 is an apocalyptic number.

145136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

145136 is a deficient number, since it is larger than the sum of its proper divisors (143536).

145136 is a wasteful number, since it uses less digits than its factorization.

145136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248 (or 242 counting only the distinct ones).

The product of its digits is 360, while the sum is 20.

The square root of 145136 is about 380.9671901883. The cubic root of 145136 is about 52.5522986028.

Adding to 145136 its reverse (631541), we get a palindrome (776677).

It can be divided in two parts, 14513 and 6, that multiplied together give a palindrome (87078).

The spelling of 145136 in words is "one hundred forty-five thousand, one hundred thirty-six".

Divisors: 1 2 4 8 16 47 94 188 193 376 386 752 772 1544 3088 9071 18142 36284 72568 145136