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14143998 = 2311312223
BaseRepresentation
bin110101111101…
…000111111110
3222121120220210
4311331013332
512110101443
61223053250
7231136101
oct65750776
928546823
1014143998
117a90660
1248a1226
132c12b3b
141c42738
151395c33
hexd7d1fe

14143998 has 48 divisors (see below), whose sum is σ = 32030208. Its totient is φ = 4129200.

The previous prime is 14143993. The next prime is 14144003. The reversal of 14143998 is 89934141.

It is an interprime number because it is at equal distance from previous prime (14143993) and next prime (14144003).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14143991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63315 + ... + 63537.

It is an arithmetic number, because the mean of its divisors is an integer number (667296).

Almost surely, 214143998 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14143998, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16015104).

14143998 is an abundant number, since it is smaller than the sum of its proper divisors (17886210).

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

14143998 is a wasteful number, since it uses less digits than its factorization.

14143998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301 (or 270 counting only the distinct ones).

The product of its digits is 31104, while the sum is 39.

The square root of 14143998 is about 3760.8507016365. The cubic root of 14143998 is about 241.8377324417.

The spelling of 14143998 in words is "fourteen million, one hundred forty-three thousand, nine hundred ninety-eight".

Divisors: 1 2 3 6 11 22 31 33 62 66 93 186 223 341 446 669 682 961 1023 1338 1922 2046 2453 2883 4906 5766 6913 7359 10571 13826 14718 20739 21142 31713 41478 63426 76043 152086 214303 228129 428606 456258 642909 1285818 2357333 4714666 7071999 14143998