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14120148 = 22371071571
BaseRepresentation
bin110101110111…
…010011010100
3222120101012110
4311313103110
512103321043
61222351020
7231006420
oct65672324
928511173
1014120148
117a74749
12488b470
132c05023
141c37b80
15138db33
hexd774d4

14120148 has 48 divisors (see below), whose sum is σ = 38029824. Its totient is φ = 3994080.

The previous prime is 14120147. The next prime is 14120177. The reversal of 14120148 is 84102141.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14120143) 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, 8203 + ... + 9773.

It is an arithmetic number, because the mean of its divisors is an integer number (792288).

Almost surely, 214120148 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14120148, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19014912).

14120148 is an abundant number, since it is smaller than the sum of its proper divisors (23909676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14120148 is a wasteful number, since it uses less digits than its factorization.

14120148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1692 (or 1690 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 14120148 is about 3757.6785386725. The cubic root of 14120148 is about 241.7017248122.

Adding to 14120148 its reverse (84102141), we get a palindrome (98222289).

The spelling of 14120148 in words is "fourteen million, one hundred twenty thousand, one hundred forty-eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 107 214 321 428 642 749 1284 1498 1571 2247 2996 3142 4494 4713 6284 8988 9426 10997 18852 21994 32991 43988 65982 131964 168097 336194 504291 672388 1008582 1176679 2017164 2353358 3530037 4706716 7060074 14120148