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14843980 = 225742199
BaseRepresentation
bin111000101000…
…000001001100
31000221011010001
4320220001030
512300001410
61250054044
7240112624
oct70500114
930834101
1014843980
118419558
124b7a324
1330c9628
141d85884
15148333a
hexe2804c

14843980 has 12 divisors (see below), whose sum is σ = 31172400. Its totient is φ = 5937584.

The previous prime is 14843977. The next prime is 14843981. The reversal of 14843980 is 8934841.

It is not an unprimeable number, because it can be changed into a prime (14843981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371080 + ... + 371119.

It is an arithmetic number, because the mean of its divisors is an integer number (2597700).

Almost surely, 214843980 is an apocalyptic number.

14843980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14843980 is an abundant number, since it is smaller than the sum of its proper divisors (16328420).

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

14843980 is a wasteful number, since it uses less digits than its factorization.

14843980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742208 (or 742206 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 14843980 is about 3852.7886004815. The cubic root of 14843980 is about 245.7631624550.

The spelling of 14843980 in words is "fourteen million, eight hundred forty-three thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 742199 1484398 2968796 3710995 7421990 14843980