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144408107 = 718922853
BaseRepresentation
bin10001001101101…
…11111000101011
3101001201200200102
420212313320223
5243432024412
622155100015
73402306614
oct1046677053
9331650612
10144408107
1174572a48
124044160b
1323bc18ac
1415270c0b
15ca278c2
hex89b7e2b

144408107 has 8 divisors (see below), whose sum is σ = 148093920. Its totient is φ = 140768320.

The previous prime is 144408101. The next prime is 144408127. The reversal of 144408107 is 701804441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-144408107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 144408107.

It is not an unprimeable number, because it can be changed into a prime (144408101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5108 + ... + 17745.

It is an arithmetic number, because the mean of its divisors is an integer number (18511740).

Almost surely, 2144408107 is an apocalyptic number.

144408107 is a deficient number, since it is larger than the sum of its proper divisors (3685813).

144408107 is an equidigital number, since it uses as much as digits as its factorization.

144408107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23013.

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 144408107 is about 12016.9924273921. The cubic root of 144408107 is about 524.6429705581.

The spelling of 144408107 in words is "one hundred forty-four million, four hundred eight thousand, one hundred seven".

Divisors: 1 71 89 6319 22853 1622563 2033917 144408107