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144104233 = 71337127337
BaseRepresentation
bin10001001011011…
…01101100101001
3101001011020211211
420211231230221
5243342313413
622144353121
73366602650
oct1045555451
9331136754
10144104233
1174385709
12403157a1
1323b164a0
14151d2197
15c9b783d
hex896db29

144104233 has 32 divisors (see below), whose sum is σ = 184131584. Its totient is φ = 109734912.

The previous prime is 144104231. The next prime is 144104239. The reversal of 144104233 is 332401441.

144104233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 144104233 - 21 = 144104231 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144104231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 427441 + ... + 427777.

It is an arithmetic number, because the mean of its divisors is an integer number (5754112).

Almost surely, 2144104233 is an apocalyptic number.

144104233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

144104233 is a deficient number, since it is larger than the sum of its proper divisors (40027351).

144104233 is a wasteful number, since it uses less digits than its factorization.

144104233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 144104233 is about 12004.3422560339. The cubic root of 144104233 is about 524.2747148854.

Adding to 144104233 its reverse (332401441), we get a palindrome (476505674).

The spelling of 144104233 in words is "one hundred forty-four million, one hundred four thousand, two hundred thirty-three".

Divisors: 1 7 13 37 91 127 259 337 481 889 1651 2359 3367 4381 4699 11557 12469 30667 32893 42799 61087 87283 162097 299593 427609 556387 1134679 1583563 3894709 11084941 20586319 144104233