Search a number
-
+
14849980 = 225742499
BaseRepresentation
bin111000101001…
…011110111100
31000221110100021
4320221132330
512300144410
61250141524
7240136255
oct70513674
930843307
1014849980
118423012
124b818a4
1330cc292
141d87b2c
151484eda
hexe297bc

14849980 has 12 divisors (see below), whose sum is σ = 31185000. Its totient is φ = 5939984.

The previous prime is 14849971. The next prime is 14850041. The reversal of 14849980 is 8994841.

It is a congruent number.

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, 371230 + ... + 371269.

It is an arithmetic number, because the mean of its divisors is an integer number (2598750).

Almost surely, 214849980 is an apocalyptic number.

14849980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14849980 is an abundant number, since it is smaller than the sum of its proper divisors (16335020).

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

14849980 is a wasteful number, since it uses less digits than its factorization.

14849980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742508 (or 742506 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 43.

The square root of 14849980 is about 3853.5671786022. The cubic root of 14849980 is about 245.7962708338.

The spelling of 14849980 in words is "fourteen million, eight hundred forty-nine thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 742499 1484998 2969996 3712495 7424990 14849980