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144476 = 22191901
BaseRepresentation
bin100011010001011100
321100011222
4203101130
514110401
63032512
71141133
oct432134
9240158
10144476
1199602
126b738
13509b7
143a91a
152cc1b
hex2345c

144476 has 12 divisors (see below), whose sum is σ = 266280. Its totient is φ = 68400.

The previous prime is 144461. The next prime is 144479. The reversal of 144476 is 674441.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144479) 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, 875 + ... + 1026.

It is an arithmetic number, because the mean of its divisors is an integer number (22190).

2144476 is an apocalyptic number.

It is an amenable number.

144476 is a deficient number, since it is larger than the sum of its proper divisors (121804).

144476 is a wasteful number, since it uses less digits than its factorization.

144476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1924 (or 1922 counting only the distinct ones).

The product of its digits is 2688, while the sum is 26.

The square root of 144476 is about 380.0999868456. The cubic root of 144476 is about 52.4725177403.

The spelling of 144476 in words is "one hundred forty-four thousand, four hundred seventy-six".

Divisors: 1 2 4 19 38 76 1901 3802 7604 36119 72238 144476