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144630125 = 532414801
BaseRepresentation
bin10001001111011…
…10000101101101
3101002010222020022
420213232011231
5244011131000
622203531525
73404223113
oct1047560555
9332128208
10144630125
1174704832
1240529ba5
1323c6b973
14152cbab3
15ca6d585
hex89ee16d

144630125 has 16 divisors (see below), whose sum is σ = 181285104. Its totient is φ = 115200000.

The previous prime is 144630089. The next prime is 144630131. The reversal of 144630125 is 521036441.

It can be written as a sum of positive squares in 8 ways, for example, as 25623844 + 119006281 = 5062^2 + 10909^2 .

It is not a de Polignac number, because 144630125 - 28 = 144629869 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 144630094 and 144630103.

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, 27725 + ... + 32525.

It is an arithmetic number, because the mean of its divisors is an integer number (11330319).

Almost surely, 2144630125 is an apocalyptic number.

It is an amenable number.

144630125 is a deficient number, since it is larger than the sum of its proper divisors (36654979).

144630125 is an equidigital number, since it uses as much as digits as its factorization.

144630125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5057 (or 5047 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 144630125 is about 12026.2265486727. The cubic root of 144630125 is about 524.9117009474.

Adding to 144630125 its reverse (521036441), we get a palindrome (665666566).

The spelling of 144630125 in words is "one hundred forty-four million, six hundred thirty thousand, one hundred twenty-five".

Divisors: 1 5 25 125 241 1205 4801 6025 24005 30125 120025 600125 1157041 5785205 28926025 144630125