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144030430 = 2579337541
BaseRepresentation
bin10001001010110…
…11101011011110
3101001000111121101
420211123223132
5243332433210
622143023314
73366144535
oct1045335336
9331014541
10144030430
1174335215
124029ab3a
1323abba0b
14151b331c
15c9a0a3a
hex895bade

144030430 has 32 divisors (see below), whose sum is σ = 263802240. Its totient is φ = 56609280.

The previous prime is 144030427. The next prime is 144030437. The reversal of 144030430 is 34030441.

It is a junction number, because it is equal to n+sod(n) for n = 144030398 and 144030407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144030437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 265960 + ... + 266500.

It is an arithmetic number, because the mean of its divisors is an integer number (8243820).

Almost surely, 2144030430 is an apocalyptic number.

144030430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

144030430 is a deficient number, since it is larger than the sum of its proper divisors (119771810).

144030430 is a wasteful number, since it uses less digits than its factorization.

144030430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 144030430 is about 12001.2678496899. The cubic root of 144030430 is about 524.1851971491.

Adding to 144030430 its reverse (34030441), we get a palindrome (178060871).

The spelling of 144030430 in words is "one hundred forty-four million, thirty thousand, four hundred thirty".

Divisors: 1 2 5 10 79 158 337 395 541 674 790 1082 1685 2705 3370 5410 26623 42739 53246 85478 133115 182317 213695 266230 364634 427390 911585 1823170 14403043 28806086 72015215 144030430