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144401126 = 272200563
BaseRepresentation
bin10001001101101…
…10001011100110
3101001201100002212
420212312023212
5243431314001
622155003422
73402250352
oct1046661346
9331640085
10144401126
1174568781
1240439572
1323bbb66c
141526c462
15ca257bb
hex89b62e6

144401126 has 4 divisors (see below), whose sum is σ = 216601692. Its totient is φ = 72200562.

The previous prime is 144401113. The next prime is 144401137. The reversal of 144401126 is 621104441.

It is a happy number.

144401126 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36100280 + ... + 36100283.

It is an arithmetic number, because the mean of its divisors is an integer number (54150423).

Almost surely, 2144401126 is an apocalyptic number.

144401126 is a deficient number, since it is larger than the sum of its proper divisors (72200566).

144401126 is an equidigital number, since it uses as much as digits as its factorization.

144401126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72200565.

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 144401126 is about 12016.7019601886. The cubic root of 144401126 is about 524.6345162968.

Adding to 144401126 its reverse (621104441), we get a palindrome (765505567).

The spelling of 144401126 in words is "one hundred forty-four million, four hundred one thousand, one hundred twenty-six".

Divisors: 1 2 72200563 144401126