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14998820 = 225749941
BaseRepresentation
bin111001001101…
…110100100100
31001020000111212
4321031310210
512314430240
61253250552
7241326224
oct71156444
931200455
1014998820
118514921
125033a58
133151c55
141dc6084
1514b4165
hexe4dd24

14998820 has 12 divisors (see below), whose sum is σ = 31497564. Its totient is φ = 5999520.

The previous prime is 14998817. The next prime is 14998843. The reversal of 14998820 is 2889941.

14998820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9084196 + 5914624 = 3014^2 + 2432^2 .

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374951 + ... + 374990.

It is an arithmetic number, because the mean of its divisors is an integer number (2624797).

Almost surely, 214998820 is an apocalyptic number.

14998820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14998820 is an abundant number, since it is smaller than the sum of its proper divisors (16498744).

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

14998820 is a wasteful number, since it uses less digits than its factorization.

14998820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749950 (or 749948 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 41.

The square root of 14998820 is about 3872.8310058664. The cubic root of 14998820 is about 246.6147403074.

The spelling of 14998820 in words is "fourteen million, nine hundred ninety-eight thousand, eight hundred twenty".

Divisors: 1 2 4 5 10 20 749941 1499882 2999764 3749705 7499410 14998820