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144340143454 = 21329474073033
BaseRepresentation
bin1000011001101101010…
…1111100110101011110
3111210120022110000022001
42012123111330311132
54331102034042304
6150150422112514
713266611655523
oct2063325746536
9453508400261
10144340143454
115623a280161
1223b8327b73a
13107c3ac8410
146db3c0514a
153b4bc84da4
hex219b57cd5e

144340143454 has 32 divisors (see below), whose sum is σ = 246337096320. Its totient is φ = 62952782592.

The previous prime is 144340143439. The next prime is 144340143473. The reversal of 144340143454 is 454341043441.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2001079 + ... + 2071954.

It is an arithmetic number, because the mean of its divisors is an integer number (7698034260).

Almost surely, 2144340143454 is an apocalyptic number.

144340143454 is a deficient number, since it is larger than the sum of its proper divisors (101996952866).

144340143454 is a wasteful number, since it uses less digits than its factorization.

144340143454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4073124.

The product of its (nonzero) digits is 184320, while the sum is 37.

Adding to 144340143454 its reverse (454341043441), we get a palindrome (598681186895).

The spelling of 144340143454 in words is "one hundred forty-four billion, three hundred forty million, one hundred forty-three thousand, four hundred fifty-four".

Divisors: 1 2 13 26 29 47 58 94 377 611 754 1222 1363 2726 17719 35438 4073033 8146066 52949429 105898858 118117957 191432551 236235914 382865102 1535533441 2488623163 3071066882 4977246326 5551543979 11103087958 72170071727 144340143454